Lenton is a surname. Notable people with the surname include:
Alan Lenton designer and programmer of Federation II online text-based game
Arturo Lang-Lenton (born 1949), Spanish former swimmer
Henry Trevor Lenton (1924–2009), English naval historian
John Lenton (1657–1719), English composer, violinist, and singer
Libby Lenton (born 1985), world record holding and Olympic gold medalist swimmer from Australia
Lilian Lenton (1891–1972), English dancer, suffragist, arsonist, awarded a French Red Cross medal for actions in WWI
Tim Lenton, Professor in Earth System Science at the University of East Anglia
William Lenton, Australian rugby league player
Diana Lenton, Argentine anthropologist
Allen David Lenton (born 1981)
