VI
vi most commonly refers to:
- vi (text editor), a screen-oriented text editor software application
 
VI, Vi, vi, V.I., or v.i. may also refer to:
Arts, entertainment, and media
Characters
- Vi (League of Legends), a character from the League of Legends video game franchise
 - Vi (Buffy the Vampire Slayer), a minor character in the American TV series Buffy the Vampire Slayer
 - Violet Parr, a character of Walt Disney Pictures animated film The Incredibles
 - Vi Praskins, a major character in the 1950s American TV series Private Secretary
 
Music
- Submediant chord, symbolized "VI" or "vi"
 - VI (Circle Jerks album), 1987
 - VI (The Danse Society album), 2015
 - VI (Onslaught album), 2013
 - VI (You Me at Six album), 2018
 - Ice-T VI: Return of the Real, an album by Ice-T, 1996
 - VI Music, a Puerto Rican record label
 
Magazines
- Voetbal International, a prominent Dutch football (soccer) magazine
 - Vi (magazine), a Swedish lifestyle magazine
 
Businesses and organizations
- Vodafone Idea, branded as "Vi", a telecom operator based in India
 - Vi Senior Living, a provider of retirement communities in the United States
 - Victoria Institution, a secondary school in Kuala Lumpur, Malaysia
 - Volga-Dnepr (IATA airline code VI), an airline based in Ulyanovsk, Russia
 
People
- Violet (given name), sometimes shortened to Vi
 - Vi Anand, Indian film director and screenwriter
 - Vi Burnside (1915–1964), American jazz musician
 - Vi Daley (born 1943), American politician
 - Vi Farrell (1913–1989), English-born New Zealand cricketer
 - Vi Gale (1917–2007), Swedish-born American poet and publisher
 - Vi Hart (born 1988), "recreational mathemusician" known for creating mathematical YouTube videos
 - Vi Hilbert (1918–2008), Native American tribal elder
 - Vi Huyền Đắc (1899–1976), Vietnamese playwright
 - Vi Jones (born 1998), American football player
 - Vi Jordan (1913–1982), Australian politician, second woman elected to the Queensland Legislative Assembly
 - Vi June (1932–2020), American politician
 - Vi Kaley (1878–1967), British actress
 - Vi Keeland, American writer
 - Vi Khi Nao, Vietnamese writer
 - Vi Lloyd (1923–2013), Australian politician
 - Vi Lyles (born 1952), American politician
 - Vi Redd (1928–2022), American jazz musician, vocalist and educator
 - Vi Simpson (born 1946), American politician
 - Vi Subversa (1935–2016), British musician
 - Seungri or V.I. (born 1990), member of South Korean pop band Big Bang
 - Victoria Imperatrix (Latin for: "Victoria the Empress"), referring to Queen Victoria
 
Places
- Vi, Sweden
 - Vi, a village in Shkodër County, Albania
 - Victoria Island, Lagos, an area of Lagos, Nigeria
 - British Virgin Islands, by FIPS country code
 - United States Virgin Islands, in many code systems including US postal code
 
Science and technology
- .vi, the country code top-level domain (ccTLD) for the United States Virgin Islands
 - Vapor intrusion, a process by which chemicals in soil or groundwater migrate to indoor air above a contaminated site
 - Vinyl group, a chemical group with the formula H-C=CH2
 
- Virtual instrument or software synthesizer, a computer program or plug-in that generates digital audio
 - Virtual instrumentation, customized software measurement systems that implement functions of an instrument by computer, sensors and actuators
 - Viscosity index, a measure of how viscosity of a liquid changes with temperature
 - Vulnerability index, a measure of the exposure of a population to some hazard
 - Vi, an artificial intelligence personal trainer developed by LifeBEAM
 - Vi, from virginium, a rejected proposed name and abbreviation for the element francium
 
Other uses
- VI, 6 in Roman numerals
 - vide infra, Latin for "see below"
 - Visual impairment
 - Vietnamese language, by ISO 639-1 code
 
See also
- V1 (disambiguation) (number "1" as opposed to letter "i")