91 may refer to:
Years
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91 BC
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Year 91 BC was a year of the 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. The denominatio ...
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AD 91
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AD 91 (Roman numerals, XCI) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Roman consul, Consulship of Manius Acilius Glabrio (consul 91 ...
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1991
File:1991 Events Collage.png, From left, clockwise: Boris Yeltsin, elected as Russia's first president, waves the new flag of Russia after the 1991 Soviet coup d'état attempt, orchestrated by Soviet hardliners; Mount Pinatubo erupts in the Phil ...
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2091
In contemporary history, the third millennium of the anno Domini or Common Era in the Gregorian calendar is the current millennium spanning the years 2001 to 3000 ( 21st to 30th centuries). Ongoing futures studies seek to understand what is l ...
* etc.
Transportation
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List of highways numbered
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91 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, paralleling State Route 91 between Riverside and Santa Fe Springs. Operating si ...
, a 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 and preceding 92.
In mathematics
91 is:
* the twenty-seventh distinct semiprime and the second of the form (7×q).
* a triangular number.
* a hexagonal number, one of the few such numbers to ...
* ''
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 albu ...
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Ninety One (group)
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Ninety One or 91 ( kk, Тоқсан бір, ''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, A.Z. left in ...
, 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 cards. The object of this game is to move cards so the top cards of the piles total to 91, hence the name.Glenn, Jim and Denton, Carey. ''The Treasury of Family Games'' (pa ...
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Ninety One plc
Ninety One is an Anglo-South African asset management business, based in London and Cape Town and dual-listed on the London Stock Exchange and the Johannesburg Stock Exchange. It is a constituent of the FTSE 250 index.
History
The company was ...
, an Anglo-South African asset management business
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Protactinium
Protactinium (formerly protoactinium) is a chemical element with the symbol Pa and atomic number 91. It is a dense, silvery-gray actinide metal which readily reacts with oxygen, water vapor and inorganic acids. It forms various chemical compounds ...
, atomic number 91
See also
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