Otto Rosengren

Rosengren was promoted to Mjällby's first team midway through the 2021 season. He made his Allsvenskan debut on 29 November 2021, playing 62 minutes in a goalless league draw with Örebro SK. On 21 June 2023, Rosengren joined fellow Allsvenskan side Malmö FF for a reported fee of 15 million Swedish kronor, signing a four-and-a-half-year contract with the club. Rosengren was then part of the squad that won the 2023 Allsvenskan title, participating in a dozen matches and scoring twice.

Rosengren made his full international debut for the Sweden national team on 12 January 2024 in a friendly game against Estonia which Sweden won 2–1.

Club

As of match played 19 September 2026

International

Otto Rosengren's father is former Mjällby and Kalmar FF defender Patrik Rosengren.