Tero Leinonen (born 9 March 1975 in Mikkeli, Finland) is a retired ice hockey goaltender who was last playing with the Iserlohn Roosters in the Deutsche Eishockey Liga.
Leinonen began his career playing for Mikkelin Jukurit
He played for Ilves.
Leinonen's son Topias is also a goaltender and is a prospect of the Buffalo Sabres, who selected him 41st overall in the 2022 NHL entry draft.