Otto Ruoppi is a 21-year-old professional football player from FIN. He currently plays for KuPs, wearing the number 34 shirt. At the international level, he represents Finland U19. He plays primarily as a Midfield. His current market value is estimated at 600K €.

His most recent move was a Loan from KuPs to 1. FSV Mainz 05 on 2026-06-30.

Across 32 appearances in the Finnish Veikkausliiga 2025, Otto Ruoppi registered 8 goals and 7 assists, while completing 49 key passes out of 962 total passes with a passing accuracy of 24.7.