Jonas harder is a 20-year-old professional football player from ITA. At the international level, he represents Italy U19. He plays primarily as a Midfield. He stands at 178cm tall and weighs 73kg. His preferred foot is Right. His current market value is estimated at 2M .

His most recent move was a Loan from Padova to Fiorentina on 2026-06-29.

Across 6 appearances in the Serie A 2024-2025, Jonas harder registered 0 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.