Isak Pettersson

Pettersson was signed to Halmstads BK from 2016 to 2018, after playing in their U17, U18 and U19 youth leagues. He went on loan to Östers IF for three months in 2016. In 2018, he signed to IFK Norrköping as a free transfer until 31 December 2020. In 2018, Pettersson won "Goalkeeper of the Year" at the annual Allsvenskans Stora Pris which nominates the best Swedish footballers in the country. He won "Goalkeeper of the Year" again in 2019 for his second consecutive year. On 5 January 2021, Pettersson signed a contract with Ligue 2 club Toulouse. On 31 January 2023, Pettersson joined Stabæk in Norway until the end of 2023.

Pettersson made his debut for the Sweden national team on 11 January 2019 in a friendly against Iceland, as a half-time substitute for Oscar Linnér.

As of games played 26 March 2022