Colet is a surname. Notable people with the surname include:
Charles-Théodore Colet (1806–1883), French Roman Catholic Archbishop Colet Abedi (21st century), Iranian-American writer and producer John Colet (1467–1519), English churchman and educational pioneer Louise Colet (1810–1876), French poet
See also Colet (singer), a member of Filipino girl group Bini Colette (disambiguation)