Valentin (surname)
Valentin or Valentín is a surname. Notable people with the surname include:
- Barbara Valentin, Austrian actress
- Dave Valentin, American Latin jazz flautist
- Isabelle Valentin, French politician
- Javier Valentín, Puerto Rican baseball player
- Jesmuel Valentín, Puerto Rican baseball player
- José Valentín, Puerto Rican baseball player
- Katy Valentin, Danish stage and film actress
- Lydia Valentín, Spanish Olympic weightlifter
- Rodolfo Valentin, Argentine hairdresser