Tuomas Koivisto is a 23-year-old professional football player from FIN. He currently plays for IFK Mariehamn, wearing the number 5 shirt. He plays primarily as a Defender. His current market value is estimated at 25K €.

His most recent move was a from SJK Seinäjoki to IFK Mariehamn on 2026-01-01.

Throughout the Finnish Veikkausliiga 2025, Tuomas Koivisto featured in 8 matches, averaging 0.9 tackles, 0.4 interceptions, and 0.9 clearances per game, while blocking 0 shots per game.