May is the fifth month of the year in the Julian and

Gregorian calendar The Gregorian calendar is the calendar used in most parts of the world. It went into effect in October 1582 following the papal bull issued by Pope Gregory XIII, which introduced it as a modification of, and replacement for, the Julian cale ...

s. Its length is 31 days. May is a month of spring in the Northern Hemisphere, and

autumn Autumn, also known as fall (especially in US & Canada), is one of the four temperate seasons on Earth. Outside the tropics, autumn marks the transition from summer to winter, in September (Northern Hemisphere) or March ( Southern Hemisphe ...

in the Southern Hemisphere. Therefore, May in the Southern Hemisphere is the seasonal equivalent of November in the Northern Hemisphere and vice versa. Late May typically marks the start of the summer vacation season in the

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

( Memorial Day) and

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

( Victoria Day) that ends on

Labor Day Labor Day is a Federal holidays in the United States, federal holiday in the United States celebrated on the first Monday of September to honor and recognize the Labor history of the United States, American labor movement and the works and con ...

, the first Monday of September. May (in

Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...

, '' Maius'') was named for the Greek goddess Maia, who was identified with the Roman era goddess of fertility,

Bona Dea Bona Dea (; 'Good Goddess') was a List of Roman deities, goddess in Religion in ancient Rome, ancient Roman religion. She was associated with chastity and fertility among married Women in ancient Rome, Roman women, healing, and the protection of t ...

, whose

festival A festival is an event celebrated by a community and centering on some characteristic aspect or aspects of that community and its religion or cultures. It is often marked as a local or national holiday, Melā, mela, or Muslim holidays, eid. A ...

was held in May. Conversely, the Roman poet

Ovid Publius Ovidius Naso (; 20 March 43 BC – AD 17/18), known in English as Ovid ( ), was a Augustan literature (ancient Rome), Roman poet who lived during the reign of Augustus. He was a younger contemporary of Virgil and Horace, with whom he i ...

provides a second etymology, in which he says that the month of May is named for the ''maiores,'' Latin for "elders", and that the following month (June) is named for the ''iuniores,'' or "young people" (''Fasti VI.88''). Podophyllum peltatum Shenks Ferry 2

Eta Aquariids The Eta Aquariids are a meteor shower associated with Halley's Comet. The shower is visible from about April 19 to about May 28 each year with peak activity on or around May 5. Unlike most major annual meteor showers, there is no sharp peak fo ...

meteor shower appears in May. It is visible from about April 21 to about May 20 each year with peak activity on or around May 6. The

Arietids The Arietids are a strong meteor shower that lasts from May 22 to July 2 each year, and peaks on June 7. The Arietids, along with the Zeta Perseids, are the most intense daylight meteor showers of the year. The source of the shower is unknown, bu ...

shower from May 22 – July 2, and peaks on June 7. The

Virginids The Virginids are a meteor shower. There are many major and minor meteor shower streams that occur during the Virginid Complex, including the Alpha Virginids, Gamma Virginids, Eta Virginids, Theta Virginids, Iota Virginids, Lambda Virginids, Mu Vir ...

also shower at various dates in May.

Ancient Roman observances

Under the calendar of ancient Rome, the festival of

fell on May 1,

Argei The rituals of the Argei were archaic religious observances in ancient Rome that took place on March 16 and March 17, and again on May 14 or May 15. By the time of Augustus, the meaning of these rituals had become obscure even to those who p ...

fell on May 14 or May 15,

Agonalia An Agonalia or Agonia was an obscure archaic religious observance celebrated in ancient Rome In modern historiography, ancient Rome is the Roman people, Roman civilisation from the founding of Rome, founding of the Italian city of Rome in ...

fell on May 21, and

Ambarvalia Ambarvalia was a Roman agricultural fertility rite, involving animal sacrifices and held on 29 May in honor of Ceres, Bacchus and Dea Dia. However, the exact timing could vary since Ambarvalia was a "fariae conceptivae" - a festival not bound ...

on May 29.

Floralia The Floralia was a Roman festival, festival of Religion in ancient Rome, ancient Roman religion in honor of the Flora (mythology), goddess Flora, held on 27 April during the Roman Republic, Republican era, or 28 April in the Julian calendar. The ...

was held April 27 during the Republican era, or April 28 on the

Julian calendar The Julian calendar is a solar calendar of 365 days in every year with an additional leap day every fourth year (without exception). The Julian calendar is still used as a religious calendar in parts of the Eastern Orthodox Church and in parts ...

, and lasted until May 3.

Lemuria Lemuria (), or Limuria, was a continent proposed in 1864 by zoologist Philip Sclater, theorized to have sunk beneath the Indian Ocean, later appropriated by occultists in supposed accounts of human origins. The theory was discredited with the dis ...

fell on 9,11, and 13 May under the Julian calendar. The College of Aesculapius and Hygia celebrated two festivals of Rosalia, one on May 11 and one on May 22. Rosalia was also celebrated at Pergamon on May 24–26. A military Rosalia festival, Rosaliae signorum, also occurred on May 31. Ludi Fabarici was celebrated May 29 – June 1. Mercury would receive a sacrifice on the Ides of May (May 15). Tubilustrium took place on May 23 as well as in March. These dates do not correspond to the modern

Symbols

May's

birthstone A birthstone is a gemstone that represents a person's birth period, usually the month or zodiac sign. Birthstones are often worn as jewelry or a pendant necklace. History of birthstones Western custom The first-century historian Josephus bel ...

is the

emerald Emerald is a gemstone and a variety of the mineral beryl (Be3Al2(SiO3)6) colored green by trace amounts of chromium or sometimes vanadium.Hurlbut, Cornelius S. Jr., and Kammerling, Robert C. (1991). ''Gemology'', John Wiley & Sons, New York ...

, which is emblematic of love and success. Birth flowers are the

Lily of the Valley Lily of the valley (''Convallaria majalis'' ), sometimes written lily-of-the-valley, is a woodland flowering plant with sweetly scented, pendent, bell-shaped white flowers borne in sprays in spring. It is native throughout the cool temperate No ...

and '' Crataegus monogyna''. Both are native throughout the cool temperate Northern Hemisphere in Asia, Europe, and in the southern Appalachian Mountains in the United States, but have been naturalized throughout the temperate climatic world. Lily of the valley

The "Mayflower" '' Epigaea repens'' is a North American harbinger of May, and the floral emblem of both

Nova Scotia Nova Scotia is a Provinces and territories of Canada, province of Canada, located on its east coast. It is one of the three Maritime Canada, Maritime provinces and Population of Canada by province and territory, most populous province in Atlan ...

and

Massachusetts Massachusetts ( ; ), officially the Commonwealth of Massachusetts, is a U.S. state, state in the New England region of the Northeastern United States. It borders the Atlantic Ocean and the Gulf of Maine to its east, Connecticut and Rhode ...

. Its native range extends from Newfoundland south to Florida, west to Kentucky in the southern range, and to Northwest Territories in the north. The

zodiac The zodiac is a belt-shaped region of the sky that extends approximately 8° north and south celestial latitude of the ecliptic – the apparent path of the Sun across the celestial sphere over the course of the year. Within this zodiac ...

signs are Taurus (until May 20) and Gemini (May 21 onward).. Signs in UT/GMT for 1950–2030.

Observances

Month-long

* Working class history month * Better Hearing and Speech Month * In Catholic tradition, May is the Month of the Blessed Virgin Mary. See May devotions to the Blessed Virgin Mary ** Flores de Mayo (Philippines) *

Borderline personality disorder Borderline personality disorder (BPD) is a personality disorder characterized by a pervasive, long-term pattern of significant interpersonal relationship instability, an acute fear of Abandonment (emotional), abandonment, and intense emotiona ...

awareness month * Celiac Awareness Month *

Cystic Fibrosis Cystic fibrosis (CF) is a genetic disorder inherited in an autosomal recessive manner that impairs the normal clearance of Sputum, mucus from the lungs, which facilitates the colonization and infection of the lungs by bacteria, notably ''Staphy ...

Awareness Month * Ehlers-Danlos Syndrome Awareness month * Garden for Wildlife month * Huntington's Disease Awareness Month (International) * International Mediterranean Diet Month * Kaamatan harvest festival ( Labuan,

Sabah Sabah () is a States and federal territories of Malaysia, state of Malaysia located in northern Borneo, in the region of East Malaysia. Sabah has land borders with the Malaysian state of Sarawak to the southwest and Indonesia's North Kalima ...

) * New Zealand Music Month (New Zealand) * National Pet Month (United Kingdom) * National Smile Month (United Kingdom) * Season of Emancipation (April 14 to August 23) (Barbados) * Skin Cancer Awareness Month * South Asian Heritage Month (International) * World Trade Month

United States

* Asian American and Pacific Islander Heritage Month * National ALS Awareness Month * Bicycle Month * National Brain Tumor Awareness Month * National Burger Month * Community Action Awareness Month (

North Dakota North Dakota ( ) is a U.S. state in the Upper Midwest, named after the indigenous Dakota people, Dakota and Sioux peoples. It is bordered by the Canadian provinces of Saskatchewan and Manitoba to the north and by the U.S. states of Minneso ...

) * National Electrical Safety Month * National Foster Care Month * National Golf Month * Jewish American Heritage Month * Haitian Heritage Month *

Hepatitis Hepatitis is inflammation of the liver parenchyma, liver tissue. Some people or animals with hepatitis have no symptoms, whereas others develop yellow discoloration of the skin and whites of the eyes (jaundice), Anorexia (symptom), poor appetite ...

Awareness Month * Mental Health Awareness Month * National Military Appreciation Month * National Moving Month * National

Osteoporosis Osteoporosis is a systemic skeletal disorder characterized by low bone mass, micro-architectural deterioration of bone tissue leading to more porous bone, and consequent increase in Bone fracture, fracture risk. It is the most common reason f ...

Month * National Stroke Awareness Month * National Water Safety Month * Older Americans Month

Non-Gregorian

''(All Baha'i, Islamic, and Jewish observances begin at the sundown prior to the date listed, and end at sundown of the date in question unless otherwise noted.)'' *

List of observances set by the Bahá'í calendar A list is a set of discrete items of information collected and set forth in some format for utility, entertainment, or other purposes. A list may be memorialized in any number of ways, including existing only in the mind of the list-maker, bu ...

List of observances set by the Chinese calendar The traditional Chinese holidays are an essential part of harvests or prayer offerings. The most important Chinese holiday is the Chinese New Year (Spring Festival), which is also celebrated in overseas ethnic Chinese communities (for example in ...

* List of observances set by the Hebrew calendar * List of observances set by the Islamic calendar * List of observances set by the Solar Hijri calendar

Movable, 2019

* Phi Ta Khon (Dan Sai, Loei province, Isan, Thailand) Dates are selected by village mediums and can take place anywhere between March and July. * National Small Business Week (

): May 5 – 11 * National Hurricane Preparedness Week (

): May 5 – 11 * New Zealand Sign Language Week: May 6 – 12 * Green Office Week ( Britain,

): May 13 – 17 * Walk Safely to School Day (

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

): May 17 * Emergency Medical Services Week (

): May 19 – 25 * Bike to Work Week Victoria (May 27 – June 2)

Western Christian

* Special devotions to the

Virgin Mary Mary was a first-century Jewish woman of Nazareth, the wife of Saint Joseph, Joseph and the mother of Jesus. She is an important figure of Christianity, venerated under titles of Mary, mother of Jesus, various titles such as Perpetual virginity ...

take place in May. See May devotions to the Blessed Virgin Mary. Labour Day: May 1 *

International Workers' Day International Workers' Day, also called Labour Day in some countries and often referred to as May Day, is a celebration of Wage labour, labourers and the working classes that is promoted by the international labour movement and occurs every yea ...

Sunday after Divine Mercy Sunday: May 5 * Jubilate Sunday Monday and Tuesday in the week following the third Sunday of Easter: May 6–7 * Hocktide (

England England is a Countries of the United Kingdom, country that is part of the United Kingdom. It is located on the island of Great Britain, of which it covers about 62%, and List of islands of England, more than 100 smaller adjacent islands. It ...

) Fourth Sunday after Easter: May 12 * Cantate Sunday * Good Shepherd Sunday Fourth Friday after Easter: May 17 * Store Bededag (

Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...

) Third Sunday of May: May 19 * Feast of Our Lady of the Audience Sunday preceding the Rogation days: May 26 * Rogation Sunday Monday, Tuesday, and Wednesday preceding Feast of the Ascension: May 27–29 * Minor

Rogation days Rogation days are days of prayer and fasting in Western Christianity. They are observed with processions and the Litany of the Saints. The so-called ''major'' rogation is held on 25 April; the ''minor'' rogations are held on Monday to Wednesday ...

39 days after Easter: May 30 *

Feast of the Ascension The Feast of the Ascension of Jesus Christ (also called the Solemnity of the Ascension of the Lord, Ascension Day, Ascension Thursday, or sometimes Holy Thursday) commemorates the Christian belief of the bodily Ascension of Jesus into Heaven. It ...

Father's Day Father's Day is a day set aside for honoring one's father, as well as fatherhood, paternal bonds, and the influence of fathers in society. "Father's Day" complements similar celebrations honoring family members, such as Mother's Day and, in som ...

(Germany) ** Festa della Sensa (

Venice Venice ( ; ; , formerly ) is a city in northeastern Italy and the capital of the Veneto Regions of Italy, region. It is built on a group of 118 islands that are separated by expanses of open water and by canals; portions of the city are li ...

) ** Global Day of Prayer ** Sheep Festival (

Cameroon Cameroon, officially the Republic of Cameroon, is a country in Central Africa. It shares boundaries with Nigeria to the west and north, Chad to the northeast, the Central African Republic to the east, and Equatorial Guinea, Gabon, and the R ...

)

Eastern Christian

Wednesday after Pascha: May 1 * Bright Wednesday Thursday after Pascha: May 2 * Bright Thursday Friday after Pascha: May 3 * Bright Friday Saturday after Pascha: May 4 * Bright Saturday 8th day after Pascha: May 5 *

Thomas Sunday The Second Sunday of Easter is the eighth day of the Christian season of Eastertide, and the seventh after Easter Sunday. It is known by various names, including Divine Mercy Sunday, the Octave Day of Easter, White Sunday (), Quasimodo Sunday, B ...

2nd Tuesday of Pascha, or 2nd Monday of Pascha, depending on region: May 6 or May 7 * Radonitsa (

Russian Orthodox The Russian Orthodox Church (ROC; ;), also officially known as the Moscow Patriarchate (), is an autocephaly, autocephalous Eastern Orthodox Church, Eastern Orthodox Christian church. It has 194 dioceses inside Russia. The Primate (bishop), p ...

) 2nd Sunday following Pascha: May 12 * Sunday of the Myrrhbearers 4th Sunday of Pascha: May 26 * Sunday of the Paralytic Wednesday after the Sunday of the Paralytic: May 29 * Mid-Pentecost

Movable civic

Last Friday in April to the first Sunday in May

* National Arbour Week (

Ontario Ontario is the southernmost Provinces and territories of Canada, province of Canada. Located in Central Canada, Ontario is the Population of Canada by province and territory, country's most populous province. As of the 2021 Canadian census, it ...

, Canada)

First Thursday

* Arbour Day (

, Canada) * National Day of Prayer (

) * National Day of Reason (United States)

First Saturday

* Kentucky Derby * Free Comic Book Day * Green Up Day (

Vermont Vermont () is a U.S. state, state in the New England region of the Northeastern United States. It borders Massachusetts to the south, New Hampshire to the east, New York (state), New York to the west, and the Provinces and territories of Ca ...

, United States) * World Naked Gardening Day

= First Sunday

= * Mother's Day (

Angola Angola, officially the Republic of Angola, is a country on the west-Central Africa, central coast of Southern Africa. It is the second-largest Portuguese-speaking world, Portuguese-speaking (Lusophone) country in both total area and List of c ...

Cape Verde Cape Verde or Cabo Verde, officially the Republic of Cabo Verde, is an island country and archipelagic state of West Africa in the central Atlantic Ocean, consisting of ten volcanic islands with a combined land area of about . These islands ...

Hungary Hungary is a landlocked country in Central Europe. Spanning much of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia and ...

Lithuania Lithuania, officially the Republic of Lithuania, is a country in the Baltic region of Europe. It is one of three Baltic states and lies on the eastern shore of the Baltic Sea, bordered by Latvia to the north, Belarus to the east and south, P ...

Mozambique Mozambique, officially the Republic of Mozambique, is a country located in Southeast Africa bordered by the Indian Ocean to the east, Tanzania to the north, Malawi and Zambia to the northwest, Zimbabwe to the west, and Eswatini and South Afr ...

Portugal Portugal, officially the Portuguese Republic, is a country on the Iberian Peninsula in Southwestern Europe. Featuring Cabo da Roca, the westernmost point in continental Europe, Portugal borders Spain to its north and east, with which it share ...

Spain Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North Africa. Featuring the Punta de Tarifa, southernmost point of continental Europe, it is the largest country in Southern Eur ...

) * World Laughter Day * Children's Day (South Korea)

First full week

* National Teacher Appreciation Week (

) * North American Occupational Safety and Health Week

= Tuesday of First full week

= * National Teacher Appreciation Day (

)

= Wednesday of first full week

= * Occupational Safety and Health Professional Day

Second week in May

* National Stuttering Awareness Week (

)

)

Second Saturday

* International Migratory Bird Day (Canada, the United States, Mexico, Central and South America, and the Caribbean) * National Tree Planting Day (Mongolia) * National Train Day

Second Weekend

* National Mills Weekend (

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of European mainland, the continental mainland. It comprises England, Scotlan ...

) * World Migratory Bird Day

Second Sunday

* National Nursing Home Week (United States) * Children's Day (Spain) *

(Romania) * Mother's Day (

Anguilla Anguilla is a British Overseas Territories, British Overseas Territory in the Caribbean. It is one of the most northerly of the Leeward Islands in the Lesser Antilles, lying east of Puerto Rico and the Virgin Islands and directly north of Sa ...

, Aruba, Australia, Austria, Bahamas, Barbados, Bangladesh, Belgium, Belize, Bermuda,

Bonaire Bonaire is a Caribbean island in the Leeward Antilles, and is a Caribbean Netherlands, special municipality (officially Public body (Netherlands), "public body") of the Netherlands. Its capital is the port of Kralendijk, on the west (Windward an ...

, Brazil, Brunei, Canada, Chile, Colombia, Cuba, Croatia,

Curaçao Curaçao, officially the Country of Curaçao, is a constituent island country within the Kingdom of the Netherlands, located in the southern Caribbean Sea (specifically the Dutch Caribbean region), about north of Venezuela. Curaçao includ ...

, Czech Republic, Denmark, Ecuador, Estonia, Finland, Germany, Greece, Grenada, Honduras,

Hong Kong Hong Kong)., Legally Hong Kong, China in international treaties and organizations. is a special administrative region of China. With 7.5 million residents in a territory, Hong Kong is the fourth most densely populated region in the wor ...

, Iceland, India, Italy, Jamaica, Japan, Latvia, Malta, Malaysia, the Netherlands, New Zealand, Pakistan, Peru, Philippines, Puerto Rico, Singapore, Slovakia, South Africa, Suriname, Switzerland, Taiwan, Trinidad and Tobago, Turkey, United States, Uruguay, Venezuela, Zimbabwe) * State Flag and State Emblem Day (Belarus) * World Fair Trade Day

Week of
May 12 Events Pre-1600 * 254 – Pope Stephen I succeeds Pope Lucius I, becoming the 23rd pope of the Catholic Church, and immediately takes a stand against Novatianism. * 907 – Zhu Wen forces Emperor Ai into abdicating, ending the ...

* National Nursing Week (United States)

Third Weekend, including Friday

* Sanja Matsuri (

Tokyo Tokyo, officially the Tokyo Metropolis, is the capital of Japan, capital and List of cities in Japan, most populous city in Japan. With a population of over 14 million in the city proper in 2023, it is List of largest cities, one of the most ...

, Japan)

Third Friday

* Arbour Day (

Prince Edward Island Prince Edward Island is an island Provinces and territories of Canada, province of Canada. While it is the smallest province by land area and population, it is the most densely populated. The island has several nicknames: "Garden of the Gulf", ...

, Canada) * National Defense Transportation Day *

Endangered Species An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching, inv ...

Day (United States) * National Pizza Party Day (United States)

Third Saturday

* The

Preakness Stakes The Preakness Stakes is an American thoroughbred horse race held annually on Armed Forces Day, the third Saturday in May at Pimlico Race Course in Baltimore, Maryland (except in 2026 when it will move to Laurel Park (race track), Laurel Park dur ...

is run, second jewel in the triple crown of horse racing. * Armed Forces Day (United States) * Culture Freedom Day * Sanja Matsuri * World Whisky Day

Third Sunday

* Commemoration Day of Fallen Soldiers *

(

Tonga Tonga, officially the Kingdom of Tonga, is an island country in Polynesia, part of Oceania. The country has 171 islands, of which 45 are inhabited. Its total surface area is about , scattered over in the southern Pacific Ocean. accordin ...

) * Feast of Our Lady of the Audience * Sanja Matsuri (

, Japan)

Monday on or before May 24

* Victoria Day (Scotland)

Third Monday

* Discovery Day (

Cayman Islands The Cayman Islands () is a self-governing British Overseas Territories, British Overseas Territory, and the largest by population. The territory comprises the three islands of Grand Cayman, Cayman Brac and Little Cayman, which are located so ...

)

Monday on or before May 25

* National Patriots' Day (

Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...

)

Last Monday preceding May 25

* Victoria Day (

)

May 24, or the nearest weekday if May 24 falls on a weekend

* Bermuda Day (Bermuda)

Saturday closest to May 30

* Armed Forces Day (Spain)

Last Weekend

* Kyiv Day (

Kyiv Kyiv, also Kiev, is the capital and most populous List of cities in Ukraine, city of Ukraine. Located in the north-central part of the country, it straddles both sides of the Dnieper, Dnieper River. As of 1 January 2022, its population was 2, ...

)

Last Sunday

Arbor Day Arbor Day (or Arbour Day in some countries) is a Secularity, secular day of observance in which individuals and groups are encouraged to plant trees. Today, many countries observe such a holiday. Though usually observed in the spring, the date v ...

(Venezuela) * Children's Day (Hungary) * Mother's Day (Algeria, Dominican Republic, Haiti, Mauritius, Morocco, Sweden, Tunisia) * Turkmen Carpet Day (Turkmenistan)

Last Monday

* Heroes' Day (Turks and Caicos Islands) * Memorial Day (United States), a public holiday, is on May 30, but observed on the last Monday in May. * Ratu Sir Lala Sukuna Day (Fiji), removed as a national holiday in 2010.

Last Wednesday

* World Multiple Sclerosis Day

Last Thursday

* Take a Girl Child to Work Day (South Africa)

Fixed

* April 29 to May 5 in Japan, which includes four different holidays, is called " Golden Week". Many workers have up to 10 days off. There is also 'May sickness', where new students or workers start to be tired of their new routine. (In Japan the

school year An academic year, or school year, is a period that schools, colleges and universities use to measure the duration of studies for a given educational level. Academic years are often divided into academic terms. Students attend classes and do rel ...

and

fiscal year A fiscal year (also known as a financial year, or sometimes budget year) is used in government accounting, which varies between countries, and for budget purposes. It is also used for financial reporting by businesses and other organizations. La ...

start on April 1.) * Mayovka, in the context of the late

Russian Empire The Russian Empire was an empire that spanned most of northern Eurasia from its establishment in November 1721 until the proclamation of the Russian Republic in September 1917. At its height in the late 19th century, it covered about , roughl ...

, was a picnic in the countryside or in a park in the early days of May, hence the name. Eventually, "mayovka" (specifically, "proletarian mayovka") came to mean an illegal celebration of May 1 by revolutionary public, typically presented as an innocent picnic. * May 1 ** Armed Forces Day (

Mauritania Mauritania, officially the Islamic Republic of Mauritania, is a sovereign country in Maghreb, Northwest Africa. It is bordered by the Atlantic Ocean to the west, Western Sahara to Mauritania–Western Sahara border, the north and northwest, ...

) **

Beltane Beltane () or ''Bealtaine'' () is the Gaels, Gaelic May Day festival, marking the beginning of summer. It is traditionally held on 1 May, or about midway between the March equinox, spring equinox and summer solstice. Historically, it was widely ...

(

Ireland Ireland (, ; ; Ulster Scots dialect, Ulster-Scots: ) is an island in the North Atlantic Ocean, in Northwestern Europe. Geopolitically, the island is divided between the Republic of Ireland (officially Names of the Irish state, named Irelan ...

, Neopaganism) **

Constitution Day Constitution Day is a holiday to honour the constitution of a country. Constitution Day is often celebrated on the anniversary of the signing, promulgation or adoption of the constitution, or in some cases, to commemorate the change to constitut ...

(

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

) ** Lei Day (

Hawaii Hawaii ( ; ) is an island U.S. state, state of the United States, in the Pacific Ocean about southwest of the U.S. mainland. One of the two Non-contiguous United States, non-contiguous U.S. states (along with Alaska), it is the only sta ...

, United States) **

May Day May Day is a European festival of ancient origins marking the beginning of summer, usually celebrated on 1 May, around halfway between the Northern Hemisphere's March equinox, spring equinox and midsummer June solstice, solstice. Festivities ma ...

(

International observance Lists of holidays by various categorizations. Religious holidays Abrahamic holidays (Middle Eastern) Christian holidays *Christmas (Nativity of Jesus, Nativity of Jesus Christ, the beginning of Christmastide) *Solemnity of Mary, Mother ...

) * May 2 ** Anniversary of the Dos de Mayo Uprising (

Community of Madrid The Community of Madrid (; ) is one of the seventeen autonomous communities and 50 provinces of Spain, provinces of Spain. It is located at the heart of the Iberian Peninsula and Meseta Central, Central Plateau (); its capital and largest munici ...

, Spain) ** Birth Anniversary of Third Druk Gyalpo (

Bhutan Bhutan, officially the Kingdom of Bhutan, is a landlocked country in South Asia, in the Eastern Himalayas between China to the north and northwest and India to the south and southeast. With a population of over 727,145 and a territory of , ...

) **

Flag Day A flag day is a flag-related holiday, a day designated for flying a certain flag (such as a national flag) or a day set aside to celebrate a historical event such as a nation's adoption of its flag. Flag days are usually codified in national s ...

(

Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...

) ** Indonesia National Education Day * May 3 **

(

) ** Constitution Memorial Day (

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

) ** Roodmas ** Sun Day ( International) ** World Press Freedom Day * May 4 ** Anti-Bullying Day (

United Nations The United Nations (UN) is the Earth, global intergovernmental organization established by the signing of the Charter of the United Nations, UN Charter on 26 June 1945 with the stated purpose of maintaining international peace and internationa ...

) ** Bird Day (

) ** Cassinga Day (

Namibia Namibia, officially the Republic of Namibia, is a country on the west coast of Southern Africa. Its borders include the Atlantic Ocean to the west, Angola and Zambia to the north, Botswana to the east and South Africa to the south; in the no ...

) ** Death of Milan Rastislav Štefánik Day (

Slovakia Slovakia, officially the Slovak Republic, is a landlocked country in Central Europe. It is bordered by Poland to the north, Ukraine to the east, Hungary to the south, Austria to the west, and the Czech Republic to the northwest. Slovakia's m ...

) ** Greenery Day (

) ** International Firefighters' Day ** May Fourth Movement commemorations: *** Literary Day (

Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...

) *** Youth Day (China) ** Remembrance Day for Martyrs and Disabled (Afghanistan) ** Remembrance of the Dead (Netherlands) ** Restoration of Independence day (Latvia) ** Star Wars Day (

) ** World Give Day ** Youth Day (Fiji) * May 5 ** Children's Day (Japan, Korea) ** Cinco de Mayo ** Constitution Day (Kyrgyzstan) ** Coronation Day (Thailand) ** Europe Day in Europe (uncommon usage, largely replaced by May 9). ** Feast of al-Khadr or

Saint George Saint George (;Geʽez: ጊዮርጊስ, , ka, გიორგი, , , died 23 April 303), also George of Lydda, was an early Christian martyr who is venerated as a saint in Christianity. According to holy tradition, he was a soldier in the ...

(

Palestinian people Palestinians () are an Arab ethnonational group native to the Levantine region of Palestine. *: "Palestine was part of the first wave of conquest following Muhammad's death in 632 CE; Jerusalem fell to the Caliph Umar in 638. The indigenous ...

) ** Indian Arrival Day (Guyana) ** International Midwives' Day ** Liberation Day (Denmark) ** Liberation Day (Netherlands) ** Lusophone Culture Day ( Community of Portuguese Language Countries) ** Martyrs' Day (Albania) ** Patriots' Victory Day (Ethiopia) ** Senior Citizens Day (Palau) ** Tango no sekku (Japan) *

May 6 Events Pre-1600 * 1527 – Spanish and German troops sack Rome; many scholars consider this the end of the Renaissance. * 1536 – The Siege of Cuzco commences, in which Incan forces attempt to retake the city of Cuzco from the Sp ...

** Martyrs' Day (Gabon) ** Martyrs' Day (Lebanon and Syria) ** International No Diet Day **

Teachers' Day Teachers' Day is a special day for the appreciation of teachers. It may include celebrations to honor them for their special contributions in a particular field area, or the community tone in education. This is the primary reason why countries ce ...

(Jamaica) ** The first day of Hıdırellez (Turkey) **

St George's Day Saint George's Day is the Calendar of saints, feast day of Saint George, celebrated by Christian churches, countries, regions, and cities of which he is the Patronages of Saint George, patron saint, including Albania, Bosnia and Herzegovina, Bu ...

related observances (

Eastern Orthodox Church The Eastern Orthodox Church, officially the Orthodox Catholic Church, and also called the Greek Orthodox Church or simply the Orthodox Church, is List of Christian denominations by number of members, one of the three major doctrinal and ...

): *** Day of Bravery, also known as ''Gergyovden'' (Bulgaria) *** Đurđevdan ( Gorani, Roma) *** Police Day (Georgia) *** Yuri's Day (

Russian Orthodox Church The Russian Orthodox Church (ROC; ;), also officially known as the Moscow Patriarchate (), is an autocephaly, autocephalous Eastern Orthodox Church, Eastern Orthodox Christian church. It has 194 dioceses inside Russia. The Primate (bishop), p ...

) * May 7 ** Defender of the Fatherland Day (Kazakhstan) ** Dien Bien Phu Victory Day (Vietnam) ** Radio Day (Russia, Bulgaria) * May 8 ** Miguel Hidalgo's birthday (Mexico) ** Parents' Day (South Korea) ** Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War, continues to May 9 ** Truman Day (

Missouri Missouri (''see #Etymology and pronunciation, pronunciation'') is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. Ranking List of U.S. states and territories by area, 21st in land area, it border ...

, United States) ** White Lotus Day (

Theosophy Theosophy is a religious movement established in the United States in the late 19th century. Founded primarily by the Russian Helena Blavatsky and based largely on her writings, it draws heavily from both older European philosophies such as Neop ...

) ** World Red Cross and Red Crescent Day ** Veterans Day (Norway) ** VE Day in

Western Europe Western Europe is the western region of Europe. The region's extent varies depending on context. The concept of "the West" appeared in Europe in juxtaposition to "the East" and originally applied to the Western half of the ancient Mediterranean ...

. In

Eastern Europe Eastern Europe is a subregion of the Europe, European continent. As a largely ambiguous term, it has a wide range of geopolitical, geographical, ethnic, cultural and socio-economic connotations. Its eastern boundary is marked by the Ural Mountain ...

it is celebrated on May 9. * May 9 ** Anniversary of Dianetics ( Church of Scientology) ** Europe Day (

European Union The European Union (EU) is a supranational union, supranational political union, political and economic union of Member state of the European Union, member states that are Geography of the European Union, located primarily in Europe. The u ...

) **

Liberation Day Liberation Day is a day, often a public holiday, that marks the liberation of a place, similar to an independence day, but differing from it because it does not involve the original creation of statehood. It commemorates the end of an occupation ...

(

Guernsey Guernsey ( ; Guernésiais: ''Guernési''; ) is the second-largest island in the Channel Islands, located west of the Cotentin Peninsula, Normandy. It is the largest island in the Bailiwick of Guernsey, which includes five other inhabited isl ...

), commemorating the end of the German occupation of the Channel Islands during World War II. ** Liberation Day (Jersey), commemorating the end of the German occupation of the Channel Islands during World War II. ** Time of Remembrance and Reconciliation for Those Who Lost Their Lives during the Second World War, continued from May 8. ** Victory Day observances, celebration of the

Soviet Union The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

victory over

Nazi Germany Nazi Germany, officially known as the German Reich and later the Greater German Reich, was the German Reich, German state between 1933 and 1945, when Adolf Hitler and the Nazi Party controlled the country, transforming it into a Totalit ...

(

Azerbaijan Azerbaijan, officially the Republic of Azerbaijan, is a Boundaries between the continents, transcontinental and landlocked country at the boundary of West Asia and Eastern Europe. It is a part of the South Caucasus region and is bounded by ...

Belarus Belarus, officially the Republic of Belarus, is a landlocked country in Eastern Europe. It is bordered by Russia to the east and northeast, Ukraine to the south, Poland to the west, and Lithuania and Latvia to the northwest. Belarus spans an a ...

Bosnia and Herzegovina Bosnia and Herzegovina, sometimes known as Bosnia-Herzegovina and informally as Bosnia, is a country in Southeast Europe. Situated on the Balkans, Balkan Peninsula, it borders Serbia to the east, Montenegro to the southeast, and Croatia to th ...

Georgia Georgia most commonly refers to: * Georgia (country), a country in the South Caucasus * Georgia (U.S. state), a state in the southeastern United States Georgia may also refer to: People and fictional characters * Georgia (name), a list of pe ...

Israel Israel, officially the State of Israel, is a country in West Asia. It Borders of Israel, shares borders with Lebanon to the north, Syria to the north-east, Jordan to the east, Egypt to the south-west, and the Mediterranean Sea to the west. Isr ...

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a landlocked country primarily in Central Asia, with a European Kazakhstan, small portion in Eastern Europe. It borders Russia to the Kazakhstan–Russia border, north and west, China to th ...

Kyrgyzstan Kyrgyzstan, officially the Kyrgyz Republic, is a landlocked country in Central Asia lying in the Tian Shan and Pamir Mountains, Pamir mountain ranges. Bishkek is the Capital city, capital and List of cities in Kyrgyzstan, largest city. Kyrgyz ...

Moldova Moldova, officially the Republic of Moldova, is a Landlocked country, landlocked country in Eastern Europe, with an area of and population of 2.42 million. Moldova is bordered by Romania to the west and Ukraine to the north, east, and south. ...

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

Serbia , image_flag = Flag of Serbia.svg , national_motto = , image_coat = Coat of arms of Serbia.svg , national_anthem = () , image_map = , map_caption = Location of Serbia (gree ...

Tajikistan Tajikistan, officially the Republic of Tajikistan, is a landlocked country in Central Asia. Dushanbe is the capital city, capital and most populous city. Tajikistan borders Afghanistan to the Afghanistan–Tajikistan border, south, Uzbekistan to ...

Turkmenistan Turkmenistan is a landlocked country in Central Asia bordered by Kazakhstan to the northwest, Uzbekistan to the north, east and northeast, Afghanistan to the southeast, Iran to the south and southwest and the Caspian Sea to the west. Ash ...

Uzbekistan , image_flag = Flag of Uzbekistan.svg , image_coat = Emblem of Uzbekistan.svg , symbol_type = Emblem of Uzbekistan, Emblem , national_anthem = "State Anthem of Uzbekistan, State Anthem of the Republ ...

) ** Victory Day over Nazism in World War II (Ukraine) ** Victory and Peace Day (Armenia) marks both the capture of Shusha (1992) in the First Nagorno-Karabakh War, and the end of World War II. *

May 10 Events Pre-1600 * 28 BC – A sunspot is observed by Han dynasty astronomers during the reign of Emperor Cheng of Han, one of the earliest dated sunspot observations in China. * 1291 – Scottish nobles recognize the authority of ...

** Children's Day (Maldives) ** Confederate Memorial Day (

North Carolina North Carolina ( ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, South Carolina to the south, Georgia (U.S. stat ...

and

South Carolina South Carolina ( ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders North Carolina to the north and northeast, the Atlantic Ocean to the southeast, and Georgia (U.S. state), Georg ...

) **

(Federated States of Micronesia) ** Golden Spike Day (1869 – Completion of the

First transcontinental railroad America's first transcontinental railroad (known originally as the "Pacific Railroad" and later as the "Overland Route (Union Pacific Railroad), Overland Route") was a continuous railroad line built between 1863 and 1869 that connected the exis ...

– Promontory Summit, Utah) ** Independence Day (Romania), celebrating the declaration of independence of Romania from the

Ottoman Empire The Ottoman Empire (), also called the Turkish Empire, was an empire, imperial realm that controlled much of Southeast Europe, West Asia, and North Africa from the 14th to early 20th centuries; it also controlled parts of southeastern Centr ...

in 1877. **

(

Sark Sark (Sercquiais: or , ) is an island in the southwestern English Channel, off the coast of Normandy, and part of the archipelago of the Channel Islands. It is a self-governing British Crown Dependencies, Crown Dependency, with its own set o ...

), commemorating the end of the German occupation of the Channel Islands during World War II. *

May 11 Events Pre-1600 * 330 – Constantine the Great dedicates the much-expanded and rebuilt city of Byzantium, changing its name to New Rome and declaring it the new capital of the Eastern Roman Empire. *868 – A copy of the Diamond Sūtr ...

** National Technology Day (India) ** Statehood Day (

Minnesota Minnesota ( ) is a U.S. state, state in the Upper Midwestern region of the United States. It is bordered by the Canadian provinces of Manitoba and Ontario to the north and east and by the U.S. states of Wisconsin to the east, Iowa to the so ...

) ** Vietnam Human Rights Day (Vietnam) *

May 12 Events Pre-1600 * 254 – Pope Stephen I succeeds Pope Lucius I, becoming the 23rd pope of the Catholic Church, and immediately takes a stand against Novatianism. * 907 – Zhu Wen forces Emperor Ai into abdicating, ending the ...

** Saint Andrea the First Day (

Georgia (country) Georgia is a country in the Caucasus region on the coast of the Black Sea. It is located at the intersection of Eastern Europe and West Asia, and is today generally regarded as part of Europe. It is bordered to the north and northeast by Russ ...

) ** Day of the Finnish Identity (Finland) ** International Myalgic Encephalomyelitis/Chronic Fatigue Syndrome Awareness Day ** International Nurses Day * May 13 ** Abbotsbury Garland Day (

Dorset Dorset ( ; Archaism, archaically: Dorsetshire , ) is a Ceremonial counties of England, ceremonial county in South West England. It is bordered by Somerset to the north-west, Wiltshire to the north and the north-east, Hampshire to the east, t ...

, England) ** Heroes' Day (Romania) ** Rotuma Day ( Rotuma, Fiji) * May 14 ** Hastings Banda's Birthday (Malawi) ** First day of Izumo-taisha Shrine Grand Festival. ( Izumo-taisha, Japan) ** National Unification Day (Liberia) * May 15 ** Beginning of

Tourette Syndrome Tourette syndrome (TS), or simply Tourette's, is a common neurodevelopmental disorder that begins in childhood or adolescence. It is characterized by multiple movement (motor) tics and at least one vocal (phonic) tic. Common tics are blinkin ...

awareness month. It ends on June 15 ** Army Day (Slovenia) ** Constituent Assembly Day (Lithuania) ** Independence Day (Paraguay) **

International Day of Families The International Day of Families is observed on 15 May every year. The Day was proclaimed by the UN General Assembly in 1993 with resolution A/RES/47/237 and reflects the importance the international community attaches to families. The Int ...

** Nakba Day ( Palestinian communities) ** Peace Officers Memorial Day (United States) ** Republic Day (

) ** Saint Ubaldo Day **

(Colombia, Mexico, South Korea) * May 16 ** Martyrs of Sudan ( Episcopal Church (USA)) **

St Brendan Brendan of Clonfert (c. AD 484 – c. 577) is one of the early Celtic Christianity, Irish monastic saints and one of the Twelve Apostles of Ireland. He is also referred to as Brendan the Navigator, Brendan the Voyager, Brendan the Anchorite, ...

Birthday & Feast day ** Mass Graves Day (Iraq) ** National Day, declared by Salva Kiir Mayardit (South Sudan) **

(Malaysia) ** International Day of Light * May 17 ** National Day Against Homophobia (Canada) ** International Day Against Homophobia, Transphobia and Biphobia, also known as IDAHOT ** Birthday of the Raja (

Perlis Perlis (Kedah Malay language, Kedah Malay (Perlis dialect): ''Peghelih'') is a Negeri, state of Malaysia in the northwestern coast of Peninsular Malaysia. It is the smallest state in Malaysia by area and population. The state borders the Thai ...

) ** Children's Day (Norway) **

(Nauru) ** Galician Literature Day (

Galicia (Spain) Galicia ( ; or ; ) is an Autonomous communities of Spain, autonomous community of Spain and nationalities and regions of Spain, historic nationality under Spanish law. Located in the northwest Iberian Peninsula, it includes the provinces o ...

) ** World Hypertension Day ** World Information Society Day **

(Democratic Republic of the Congo) ** Navy Day (Argentina) ** Norwegian Constitution Day * May 18 ** Baltic Fleet Day (Russia) ** Battle of Las Piedras Day (Uruguay) ** Day of Remembrance of Crimean Tatar genocide (Ukraine) ** Flag and Universities Day (Haiti) ** Independence Day (Somaliland) ( unrecognized) ** International Museum Day ** Mullivaikkal Remembrance Day (

Sri Lankan Tamils Sri Lankan Tamils ( or ), also known as Ceylon Tamils or Eelam Tamils, are Tamils native to the South Asian island state of Sri Lanka. Today, they constitute a majority in the Northern Province, Sri Lanka, Northern Province, form the pluralit ...

) ** Revival, Unity, and Poetry of Magtymguly Day (Turkmenistan) ** Teacher's Day (Syria) ** Victory Day (Sri Lanka) ** World AIDS Vaccine Day * May 19 ** Commemoration of Atatürk, Youth and Sports Day (Turkey, Northern Cyprus) ** Greek Genocide Remembrance Day (Greece) ** Hồ Chí Minh's Birthday (Vietnam) ** Malcolm X Day (United States of America) ** National Asian & Pacific Islander HIV/AIDS Awareness Day ** Hepatitis Testing Day (United States) * May 20 ** Day of Remembrance (Cambodia) ** Emancipation Day (Florida) ** European Maritime Day (

European Council The European Council (informally EUCO) is a collegiate body (directorial system) and a symbolic collective head of state, that defines the overall political direction and general priorities of the European Union (EU). It is composed of the he ...

) ** Independence Day (Cuba) **

Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...

, East Timor ** Josephine Baker Day (

NAACP The National Association for the Advancement of Colored People (NAACP) is an American civil rights organization formed in 1909 as an interracial endeavor to advance justice for African Americans by a group including W. E. B. Du&nbs ...

) ** National Awakening Day (Indonesia) ** National Day (Cameroon) ** World Metrology Day * May 21 ** Afro-Colombian Day (Colombia) ** Circassian Day of Mourning (

Circassians The Circassians or Circassian people, also called Cherkess or Adyghe (Adyghe language, Adyghe and ), are a Northwest Caucasian languages, Northwest Caucasian ethnic group and nation who originated in Circassia, a region and former country in t ...

) ** Day of Patriots and Military (Hungary) ** Navy Day (Chile) ** Saint Helena Day, celebrates the discovery of Saint Helena in 1502. ** World Day for Cultural Diversity for Dialogue and Development ( International) ** One of the three festivals of Vejovis (

Roman Empire The Roman Empire ruled the Mediterranean and much of Europe, Western Asia and North Africa. The Roman people, Romans conquered most of this during the Roman Republic, Republic, and it was ruled by emperors following Octavian's assumption of ...

) * May 22 ** Abolition Day (

Martinique Martinique ( ; or ; Kalinago language, Kalinago: or ) is an island in the Lesser Antilles of the West Indies, in the eastern Caribbean Sea. It was previously known as Iguanacaera which translates to iguana island in Carib language, Kariʼn ...

) ** Harvey Milk Day (

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

) ** International Day for Biological Diversity ( International) ** National Maritime Day (United States) ** National Sovereignty Day (Haiti) ** Republic Day (Sri Lanka) ** Translation of the Relics of Saint Nicholas from Myra to Bari (Ukraine) ** Unity Day (Yemen) ** World Goth Day * May 23 ** Constitution Day (Germany) ** Labour Day (Jamaica) ** Students' Day (Mexico) ** World Turtle Day *

May 24 Events Pre-1600 * 919 – The nobles of Franconia and Saxony elect Henry the Fowler at the Imperial Diet in Fritzlar as king of the East Frankish Kingdom. * 1218 – The Fifth Crusade leaves Acre for Egypt. * 1276 – Magnus ...

** Feast of Mary Help of Christians (

Roman Catholicism The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...

) ** Aldersgate Day/ Wesley Day (

Methodism Methodism, also called the Methodist movement, is a Protestant Christianity, Christian Christian tradition, tradition whose origins, doctrine and practice derive from the life and teachings of John Wesley. George Whitefield and John's brother ...

) ** Public holidays in Ecuador, Battle of Pichincha Day (Ecuador) ** Commonwealth Day (Belize) ** Independence Day (Eritrea) ** Lubiri Memorial Day (Buganda) ** Saints Cyril and Methodius Day (

) and its related observance: *** Bulgarian Education and Culture and Slavonic Literature Day (Bulgaria) *** Public holidays in North Macedonia, Saints Cyril and Methodius, Slavonic Enlighteners' Day (North Macedonia) * May 25 ** Africa Day (African Union) ** African Liberation Day (African Union) ** Day of Youth ** Geek Pride Day **

(Jordan) ** Liberation Day (Lebanon), Liberation Day (Lebanon) ** May Revolution (or Revolución de Mayo), a national holiday in Argentina ** International Missing Children's Day ** Last bell (Russia, post-Soviet countries) ** Liberation Day (Lebanon) ** National Day (Argentina) ** National Missing Children's Day (United States) ** National Tap Dance Day (United States) ** Towel Day * May 26 ** Frederik X, Crown Prince's Birthday (Denmark) **

(Guyana) ** Independence Day (Georgia) ** Mother's Day (Poland) ** National Day of Healing (Australia) ** National Paper Airplane Day (United States) * May 27 ** Armed Forces Day (Nicaragua) ** Children's Day (Nigeria) ** Mother's Day (Bolivia) ** Navy Day (Japan) ** Politics of Guadeloupe, Slavery Abolition Day (Guadeloupe, Saint Barthélemy, Collectivity of Saint Martin, Saint Martin) ** World MS Day ** Start of National Reconciliation Week (Australia) * May 28 ** Armed Forces Day (Croatia) ** Downfall of the Derg Day (Ethiopia) **

(Philippines) (Display of the flag in all places until June 12 is encouraged) **

(Armenia) ** Republic Day (Nepal) ** Transcaucasian Democratic Federative Republic, TDFR Republic Day ** Youm-e-Takbir (Pakistan) * May 29 ** Armed Forces Day, Army Day (Argentina) ** International Day of United Nations Peacekeepers ( International) ** Oak Apple Day (England), and its related observance: *** Castleton Garland Day (Castleton, Derbyshire, Castleton) ** Statehood Day (Rhode Island and Wisconsin) ** Veterans Day (Sweden) ** World Digestive Health Day * May 30 ** Anguilla Day (

) ** Canary Islands Day (Spain) ** Indian Arrival Day (Trinidad and Tobago) ** Lod Massacre Remembrance Day (Puerto Rico) ** Mother's Day (Nicaragua) ** Parliament Day (Croatia) * May 31 ** Royal Brunei Land Force, Anniversary of Royal Brunei Malay Regiment (Brunei) ** Public holidays in Spain#Regional holidays, Castile–La Mancha Day (Castile-La Mancha) ** Visitation (Christian), Visitation of Mary (Western Christianity) ** World No Tobacco Day ( International)

References

External links

{{Authority control May, Months, *05

Ancient Roman observances

Symbols

Observances

Month-long

United States

Non-Gregorian

Movable, 2019

Western Christian

Eastern Christian

Movable civic

Last Friday in April to the first Sunday in May

First Thursday

First Saturday

= First Sunday

First full week

= Tuesday of First full week

= Wednesday of first full week

Second week in May

First Tuesday

Friday preceding Second Sunday in May

Saturday closest to May 10

Second Saturday

Second Weekend

Second Sunday

Week of May 12 Events Pre-1600 * 254 – Pope Stephen I succeeds Pope Lucius I, becoming the 23rd pope of the Catholic Church, and immediately takes a stand against Novatianism. * 907 – Zhu Wen forces Emperor Ai into abdicating, ending the ...

Third Weekend, including Friday

Third Friday

Third Saturday

Third Sunday

Monday on or before May 24

Third Monday

Monday on or before May 25

Last Monday preceding May 25

May 24, or the nearest weekday if May 24 falls on a weekend

Saturday closest to May 30

Last Weekend

Last Sunday

Last Monday

Last Wednesday

Last Thursday

Fixed

See also

References

External links

Week of
May 12 Events Pre-1600 * 254 – Pope Stephen I succeeds Pope Lucius I, becoming the 23rd pope of the Catholic Church, and immediately takes a stand against Novatianism. * 907 – Zhu Wen forces Emperor Ai into abdicating, ending the ...