VI explained

Vi or vi most commonly refers to:

VI, Vi, vi, V.I., or v.i. may also refer to:

Arts, entertainment, and media

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

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

.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 (disambiguation), a program that implements 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