Rony Jansson is a 22-year-old professional football player from FIN. He currently plays for Kalmar, wearing the number 4 shirt. At the international level, he represents Finland U21. He plays primarily as a Defender. His preferred foot is Right. His current market value is estimated at 500K €.

His most recent move was a from Kalmar FF U19 to Kalmar on 2023-01-31.

Throughout the Sweden Allsvenskan 2024, Rony Jansson featured in 21 matches, averaging 0.9 tackles, 1 interceptions, and 1.6 clearances per game, while blocking 0 shots per game.