Jonas Harder

Jonas Harder (born 30 September 2005) is an Italian professional footballer who plays as a midfielder for Swiss Super League club Basel.

Club career Harder began playing football at his local club Galluzzo as a goalkeeper, but moved to the academy of Fiorentina where he was converted to a midfielder. On 17 October 2023, he signed his first professional contract with Fiorentina after climbing up their youth sides. He made his senior and professional debut with Fiorentina as a substitute in a 7–0 win over LASK on 12 December 2024 in a UEFA Conference League game.

On 11 July 2025, Harder was loaned by Padova in Serie B.

On 14 July 2026, Harder signed a four-season contract with Basel in Switzerland.

International career Harder was born in Italy to a German father and an Italian mother, and holds dual-citizenship. He was part of the Italy U19 squad that played at the 2024 UEFA European Under-19 Championship.

Career statistics