Dey ( fa, دی, ) is the tenth month of the

Solar Hijri calendar The Solar calendar ( fa, گاه‌شماری هجری خورشیدی, Gâhšomâri-ye Xoršidi; ps, لمريز لېږدیز کلیز, lamrez legdez kalhandara; ku, ڕۆژژمێری کۆچیی ھەتاوی, Salnameya Koçberiyê) is a solar c ...

, the official calendar of

Iran Iran, officially the Islamic Republic of Iran, and also called Persia, is a country located in Western Asia. It is bordered by Iraq and Turkey to the west, by Azerbaijan and Armenia to the northwest, by the Caspian Sea and Turkmeni ...

and

Afghanistan Afghanistan, officially the Islamic Emirate of Afghanistan,; prs, امارت اسلامی افغانستان is a landlocked country located at the crossroads of Central Asia and South Asia. Referred to as the Heart of Asia, it is bordere ...

. It marks the start of winter. It has thirty days, beginning in December and ending in January of the

Gregorian Calendar The Gregorian calendar is the calendar used in most parts of the world. It was introduced in October 1582 by Pope Gregory XIII as a modification of, and replacement for, the Julian calendar. The principal change was to space leap years dif ...

. The associated

astrological sign In Western astrology, astrological signs are the twelve 30-degree sectors that make up Earth's 360-degree orbit around the Sun. The signs enumerate from the first day of spring, known as the First Point of Aries, which is the vernal equinox. ...

in the

tropical zodiac The zodiac is a belt-shaped region of the sky that extends approximately 8° north or south (as measured in celestial latitude) of the ecliptic, the apparent path of the Sun across the celestial sphere over the course of the year. The path ...

is Capricorn. The name is derived from Daθušō, "The Creator" (i.e. Ahura Mazda).

Events

* 10 - 1363 - In a public ceremony in

Bandar Seri Begawan Bandar Seri Begawan (BSB; Jawi: بندر سري بڬاوان; ) is the capital city of Brunei. It is officially a municipal area () with an area of and an estimated population of 100,700 as of 2007. It is part of Brunei-Muara District, the s ...

, Sultan of Brunei Hassanal Bolkiah declares Brunei as an sovereign, independent nation. * 5 - 1370 - Dissolution of the Soviet Union * 6 - 1383 -

Boxing Day tsunami An earthquake and a tsunami, known as the Boxing Day Tsunami and, by the scientific community, the Sumatra–Andaman earthquake, occurred at 07:58:53 local time (UTC+7) on 26 December 2004, with an epicentre off the west coast of northern Sum ...

*9 - 1388 - Conservative counterdemonstrations during 2009–10 Iranian election protests. Commemorated by hardline figures. * 27 - 1345 -

Super Bowl I The first AFL–NFL World Championship Game (known retroactively as Super BowlI and referred to in contemporaneous reports, including the game's radio broadcast, as the Super Bowl) was an American football game played on January 15, 1967, at the ...

held at the Los Angeles Memorial Coliseum in Los Angeles, California between the National Football League and the American Football League.

Births

Deaths

* 5 - 1351 -

Harry S. Truman Harry S. Truman (May 8, 1884December 26, 1972) was the 33rd president of the United States, serving from 1945 to 1953. A leader of the Democratic Party, he previously served as the 34th vice president from January to April 1945 under Franklin ...

, 33rd President of the United States * 5 - 1385 - Gerald Ford, 38th President of the United States * 13 - 1391 - Ayatollah Mojtaba Tehrani, was an Iranian Twelver Shi'a Marja' taqlid. * 15 - 1311 - Calvin Coolidge, 30th President of the United States * 15 - 1297 -

Theodore Roosevelt Theodore Roosevelt Jr. ( ; October 27, 1858 – January 6, 1919), often referred to as Teddy or by his initials, T. R., was an American politician, statesman, soldier, conservationist, naturalist, historian, and writer who served as the 26t ...

, 26th President of the United States

Observances

* Khorram rooz and Feast Day of Ahura Mazda - 1 Dey * Christmas Eve - 3 or 4 Dey *

Christmas Christmas is an annual festival commemorating the birth of Jesus Christ, observed primarily on December 25 as a religious and cultural celebration among billions of people around the world. A feast central to the Christian liturgical year ...

- 4 or 5 Dey, celebrated by Christians of Iranian descent who use the Gregorian Calendar (Georgian date: December 25) * Boxing Day - 5 or 6 Dey * New Year's Day (Gregorian calendar) - 10 or 11 Dey *

Zartosht No-Diso Zartosht no-diso, or Zarthost no deeso, is an important day of remembrance in the Zoroastrian religion. It is a commemoration of the death anniversary of the prophet Zoroaster. It is observed on the 11th day (Khorshed) of the 10th month ( Dae). I ...

- 11 Dey (Zoroastrian holiday, one of the most holy days of Zoroastrianism) * Traditional Epiphany and Armenian Christmas - 16 or 17 Dey *

Ethiopian Christmas The Ethiopian Christmas ( Amharic: ገና; ''Genna'') is celebrated by the Ethiopian Orthodox, Eritrean Orthodox as well as the Protestant and Catholic denomination in Ethiopia on 7 January (Tahsas 29 in the Ethiopian calendar). A distinct featu ...

- 17 or 18 Dey * Feast of the Baptism of the Lord - 23 or 24 Dey (Traditional), fourth Sunday of Dey (modern) * Traditional Epiphany (Julian Calendar) and

Timkat Timket ( Ge'ez: ጥምቀት ''T’imk’et'') is an Ethiopian Orthodox Tewahedo Church and Eritrean Orthodox Tewahedo Church celebration of Epiphany. It is celebrated on 19 January (or 20 in a leap year), corresponding to the 11th day of Terr in ...

- 29 or 30 Dey For those countries that observe Epiphany on the first Sunday of January following the New Year, the Solar Hijri date falls as the third Sunday of Dey.

References

Months of the Iranian calendar {{Iran-stub