•
Saint Quentin (died c. 287) •
Quentin Anderson (1912–2003), American literary critic and cultural historian •
Quentin Bajac (born 1965), French curator and historian of photography •
Quentin Bataillon (born 1993), French politician •
Quentin Blake (born 1932), English illustrator, famous for his work in Roald Dahl books •
Quentin Bryce (born 1942), the 25th Governor-General of Australia •
Quentin N. Burdick (1908–1992), American lawyer and senator from North Dakota •
Quentin Chapman, American politician •
Quentin L. Cook, American religious leader •
Quentin Cooper (born 1961), English science journalist, and broadcaster •
Quentin Crisp (1908–1999), English author and social critic •
Quentin Davies, Baron Davies of Stamford (born 1944), British politician •
Quentin Dean (1944–2003), American actress •
Quentin Elias, French singer and gay pornographic actor •
Quentin Fillon Maillet (born 1992), French biathlete •
Quentin Fottrell, Irish columnist and author •
Quentin Fulks, American campaign manager •
Quentin Gause (born 1992), American football player •
Quentin Grimes (born 2000), American basketball player •
Quentin Halys (born 1996), French tennis player •
Quentin Hubbard (1954–1976), son of the founder of the Church of Scientology •
Quentin Hughes (cricketer) (born 1974), English cricketer •
Quentin Jackson (1909–1976), American jazz trombonist •
Quentin Jammer (born 1979), American National Football League football player •
Quentin Johnston (born 2001), American football player •
Quentin Kawānanakoa (born 1961), American politician •
Quentin Kenihan (1975–2018), Australian disability advocate, comedian and actor •
Quentin Keynes (1921–2003), British explorer and bibliophile •
Quentin Lafargue (born 1990), French racing cyclist •
Quentin Lake (born 1999), American football player •
Quentin Lee, Chinese-Canadian film director •
Quentin Oliver Lee (1988–2022), American actor •
Quentin Letts (born 1963), British journalist •
Quentin Matsys (1466–1529), Flemish painter •
Quentin McCord (1978–2020), American football player •
Quentin Metsys the Younger (c. 1543–1589), Flemish Renaissance painter; grandson of the above •
Quentin Meillassoux (born 1967), French philosopher •
Quentin Moses (born 1983), American football player •
Quentin Mosimann (born 1988), French-Swiss singer-DJ •
Quentin Neujahr (born 1971), American football player •
Quentin Poling (born 1994), American football player •
Quentin Pryor (born 1983), American basketball player •
Quentin Reynolds (1902–1965), American journalist and war correspondent •
Quentin Richardson (born 1980), American National Basketball Association player •
Quentin Riggins (born 1966), American player of gridiron football •
Quentin Roosevelt (1897–1918), son of US President Theodore Roosevelt •
Quentin Skinner (born 1940), English professor and historian •
Quentin Skinner (American football) (born 2001), American football player •
Quentin Smith, American philosopher •
Quentin Smythe (1916–1997), South African recipient of the Victoria Cross •
Quentin Stanerson (born 1977), American politician and teacher •
Quentin Tarantino (born 1963), American film director, screenwriter, producer, cinematographer and actor •
Quentin Westberg (born 1986), French-American footballer •
Quentin Williams (1983–2023), American politician •
Quentin Willson (1957–2025), British TV presenter and motoring journalist •
Quentin Young (1923–2016), American physician and social justice activist, primarily relating to healthcare ==Fictional characters==