Tuomas Ollila (born 25 April 2000) is a Finnish professional footballer who plays as a left-back for Ligue 2 club Paris FC, and the Finland national team.
During the 2018 season, Ollila made his senior debut with Klubi 04, the reserve team of HJK, playing in the second-tier Ykkönen.
Ollila transferred from Ilves back to his former youth club HJK Helsinki on 3 January 2023 on a two-year deal.
[9] On 29 January 2024, Ollila signed with French club Paris FC in Ligue 2, on a deal until June 2027, for an undisclosed transfer fee, rumoured to be €400,000.
[12] Ollila received his first call-up to Finland senior national team in November 2022, for friendly matches against Norway and North Macedonia.