91 may refer to:
Years
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91 BC
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Year 91 BC was a year of the Roman calendar, pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Philippus and Caesar (or, less frequently, year 663 ''Ab urbe condita'') and the Second Year of Zhenghe. ...
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AD 91
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AD 91 ( XCI) was a common year starting on Saturday of the Julian calendar. At the time, it was known as the Year of the Consulship of Glabrio and Traianus (or, less frequently, year 844 ''Ab urbe condita''). The denomination AD 91 fo ...
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1991
It was the final year of the Cold War, which had begun in 1947. During the year, the Soviet Union Dissolution of the Soviet Union, collapsed, leaving Post-soviet states, fifteen sovereign republics and the Commonwealth of Independent State ...
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2091
In contemporary history, the third millennium is the current millennium in the ''Anno Domini'' or Common Era, under the Gregorian calendar. It began on 1 January 2001 ( MMI) and will end on 31 December 3000 ( MMM), spanning the 21st to 30th ...
Transportation
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List of highways numbered
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91/Perris Valley Line
The 91/Perris Valley Line, formerly known as the 91 Line, is a commuter rail route operated by Metrolink that runs from Los Angeles to Perris in Southern California, mostly paralleling State Route 91 between and stations. Operating since M ...
, a commuter rail line
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Saab 91
The Saab 91 Safir (Swedish for sapphire) is a three (91A, B, B-2) or four (91C, D) seater, single engine trainer aircraft. The Safir was built by Saab AB in Linköping, Sweden (203 aircraft) and by '' De Schelde'' in Dordrecht, Netherlands (120 ...
, an aircraft
Other uses
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91 (number)
91 (ninety-one) is the natural number following 90 (number), 90 and preceding 92 (number), 92.
In mathematics
91 is:
* the twenty-seventh distinct semiprime and the second of the form (7.q), where q is a higher prime.
* the aliquot sum of 91 ...
* ''
91:an'', a Swedish comic
* ''91'', a 2017 album by
Jamie Grace
Jamie Grace Harper (born November 25, 1991) is an American contemporary Christian musician, singer, rapper, and songwriter from Atlanta, Georgia. In 2010, TobyMac found her songs on YouTube and signed her to his label Gotee Records for two alb ...
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Ninety One (group)
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Ninety One or 91 (, ''Toqsan bır'', Korean : 나인티원) is a Kazakh boy group formed by JUZ Entertainment in 2015. The band consists of four members: Alem, Ace, Zaq, and Bala. Once a five-member group, former member A.Z. left in 2020. N ...
, a Kazakh boy group
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Ninety-One (solitaire)
Ninety-One is a solitaire card game which is played using a deck of playing card
A playing card is a piece of specially prepared card stock, heavy paper, thin cardboard, plastic-coated paper, cotton-paper blend, or thin plastic that is marke ...
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Ninety One plc
Ninety One is an Anglo-South African asset management business, based in London and Cape Town, and cross-listed on the London Stock Exchange and the Johannesburg Stock Exchange. It is a constituent of the FTSE 250 index.
History
The company ...
, an Anglo-South African asset management business
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Protactinium
Protactinium is a chemical element; it has symbol Pa and atomic number 91. It is a dense, radioactive, silvery-gray actinide metal which readily reacts with oxygen, water vapor, and inorganic acids. It forms various chemical compounds, in which p ...
, atomic number 91
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91 Aegina
91 Aegina (from Latin ''Aegīna'', ''Aegīnēta'') is a large main-belt asteroid. It was discovered by French astronomer Édouard Jean-Marie Stephan on 4 November 1866. It was his second and final asteroid discovery. The first was 89 Julia. Th ...
, a main-belt asteroid
* The international calling code for
India
India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...
See also
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