Mary Veronica Gauthier (born March 11, 1962) is a Grammy-nominated American folk singer-songwriter and author, whose songs have been covered by performers including Tim McGraw, Blake Shelton, Kathy Mattea, Boy George, Jimmy Buffett, Bettye Lavette, Candi Staton, and Amy Helm.

Daniel Lester Gauthier (born December 2, 1963)

Denis Gauthier, Jr. (born October 1, 1976) is a Canadian former professional ice hockey defenceman.

David Gauthier (10 September 1932 – 9 November 2023) was a Canadian philosopher best known for his neo-Hobbesian or contractarian theory of morality, as developed in his 1986 book Morals by Agreement.

Gauthier Christian Destenay (born 21 September 1979) is a Belgian architect who is the husband of former Prime Minister of Luxembourg, Xavier Bettel.

William Cutter Ruel Gauthier (born January 19, 2004) is a Swedish-born American professional ice hockey player for the Anaheim Ducks of the National Hockey League.

(born October 15, 1997) a Canadian professional ice hockey forward for the Bridgeport Islanders of the American Hockey League while under contract to the New York Islanders of the National Hockey League.

(27 January 1976 – 23 February 2024) an English actor best known for his roles as Neville in Need for Speed: Carbon and William Smee in Once Upon a Time.