Colette is a surname. Notable people with the surname include:
- Anne Collette (born 1937), French actress
- Claude Colette (1929–1990), French professional racing cyclist
- Gisèle Colette (1920–2003), French swimmer
- Irié Lou Colette (died 2021), Ivorian woman in business
- Jacques Colette (born 1929), Belgian philosopher
- Sidonie-Gabrielle Colette (1873–1954), French novelist
- Sheena Colette (born?) American actress
- Théo Colette (born 1927), Belgian footballer