Lecuyer or L'Écuyer is a surname. Notable people with the surname include:
Charlotte L'Écuyer (born 1943), Canadian politician
Claude L'Écuyer (born 1947), Canadian politician
Doug Lecuyer (born 1958), Canadian retired ice hockey player
Gerald L'Ecuyer (born 1959), Canadian film and television director
Gerard Lecuyer (born 1936), Canadian politician from Manitoba
Jean Lécuyer, French track and field athlete
John L'Écuyer (born 1966), Canadian film and television director
Louis Lécuyer, Canadian politician
