Teppo Marttinen (born 6 May 1997) is a Finnish professional footballer who plays as a goalkeeper for Veikkausliiga club Vaasan Palloseura (VPS).

[1] He made his senior debut with the club's first team in Veikkausliiga in the 2013 season.

In April 2018, Marttinen was loaned out from SJK Seinäjoki to KPV in second-tier Ykkönen.

[2] The club won a promotion at the end of the season, and Marttinen signed a permanent contract with KPV.

Since 2021, Marttinen has represented Vaasan Palloseura (VPS), helping the club to win the Ykkönen title in 2021 and earning a promotion to top-tier Veikkausliiga.