Onni Heikkinen is a 28-year-old professional football player from FIN. He currently plays for PPJ Akatemia, wearing the number 20 shirt. He plays primarily as a Midfield. His preferred foot is Right.

His most recent move was a from Free player to PPJ Akatemia on 2024-08-01.

Across 20 appearances in the Finnish Ykkonen 2025, Onni Heikkinen registered 1 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.