Rony Jansson

Rony Jene Aleksi Jansson (born 10 January 2004) is a Finnish professional footballer who plays for 2. Bundesliga club St. Pauli as a defender.

Early years Born in Espoo, Jansson started to play football in a youth team of Grankulla IFK in Kauniainen. He joined the youth sector of HJK in 2018, and spent one season with the reserve team Klubi 04 in the second tier Ykkönen in 2021.

Club career Jansson signed with Swedish club Kalmar FF in the summer 2022, and was first registered to under-19 and under-21 academy squads. Jansson told later that he had turned down an offer from Genoa before moving to Sweden.

Ahead of the 2023 season, Jansson was promoted to the Kalmar FF first team squad. He made his Allsvenskan debut on 3 July 2023 from the bench, playing 30 minutes in a 1–1 away draw against Mjällby.

On 3 August 2023, Jansson debuted in the European competitions, as a late substitute to Robert Gojani, in a UEFA Conference League qualifying loss against Pyunik Yerevan.

On 19 September 2023, Jansson renewed his contract with Kalmar, signing a new four-year deal. On 31 July 2026, it was announced that Jansson moved to St. Pauli.

International career Jansson is a regular Finnish youth international. He got his first call-up to Finland U21 national team on 24 August 2023 for the matches in September but had to withdraw. On 29 September, he was called up to UEFA Under-21 Euro Championship qualifying matches against Albania and Romania on 13 and 17 October 2023, respectively. He made six appearances in the 2025 UEFA European Under-21 Championship qualification campaign, helping Finland U21 to qualify for the final tournament, and played in all three matches of the final tournament.

Jansson made his full international debut for Finland senior national team on 5 June 2026, in a friendly match against Hungary.

Personal life Despite his Swedish-sounding name, Jansson does not speak Swedish as his mother tongue. His great-grandmother was half-Swedish.

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