2009–10 Mestis season

The 2009–10 Mestis season was the 10th season of the Mestis, the second level of ice hockey in Finland. 12 teams participated in the league, and Jokipojat won the championship.

Playoffs
Quarterfinals Semifinals Final 3rd place
 * KooKoo – Jukurit 3–1 on series
 * D-Team – Sport 3–1 on series
 * Jokipojat – K-Vantaa 3–0 on series
 * LeKi – TuTo 3–1 on series
 * D-Team – KooKoo 3–2 on series
 * Jokipojat – LeKi 3–0 on series
 * Jokipojat – D-Team 3–0 on series
 * KooKoo – LeKi 1–0 on series