The surname Gil may refer to:
Angel Gil-Ordoñez, Spanish conductor
Ariadna Gil, Spanish actress
Bárbara Gil (born 1930), Mexican actress
Enrique Gil Filipino Actor
Carles Gil, Spanish footballer
Frederico Gil, Portuguese tennis player
Gilberto Gil, singer and songwriter, former Minister of Culture of Brazil
Gus Gil (1939-2015), Venezuelan baseball player
Jesús Gil, Spanish politician and businessman (1933–2004)
José Luis Gil, Spanish actor
Lucía Gil, Spanish singer and actress
Luis Gil, American footballer
Nikki Gil, Filipina actress
Paweł Gil, Polish football referee.
Teresa Gil de Vidaure, common-law wife of King James I of Aragon
Tomas Gil (born 1977), Venezuelan track and road cyclist
Uri Gil, Israeli air force general
Gil Seong-jun (길성준, born 1977), South Korean musician
Marcello Gil (born 1976), Brazilian gospel singer, composer and producer, also writer, editor and marketeer