Leinonen
Leinonen is the family name of the following people:
- Artturi Leinonen (1888–1963), Finnish writer
- Kalle Leinonen (* 1989), Finnish freestyle skier
- Mikke Leinonen (* 1992), Finnish Nordic combined skier
- Mikko Leinonen (* 1955), Finnish ice hockey player
- Sami Leinonen (* 1963), Finnish Nordic combined skier
- Sanni Leinonen (* 1989), Finnish ski racer
- Tero Leinonen (* 1975), Finnish ice hockey player
- Tommi Leinonen (* 1987), Finnish ice hockey player
