Isak Mikael Dahlqvist was born on September 25, 2001 on the island of Öckerö, and made his IFK Göteborg debut in the 2020 season, which was also the debut season of team mate Alexander Jallow. Dahlqvist was part of IFK Göteborg's youth program before making his debute with the first team, and is as a result of that regarded by the club as a home-grown player. At 19 years, 0 months and 5 days, on September 30, 2020, he took part his first competetive game against Husqvarna FF in a Svenska cupen game that ended 3–1. He has as of today spent two seasons with the IFK Göteborgs first team, and during his career he has played in 3 first team games. Out of these 3 first team games, 1 were Allsvenskan games.. He is the brother of Edvin Dahlqvist. Dahlqvist is as of today, January 21, 2021, an active IFK Göteborg player. 19 year old Dahlqvist is today, January 21, 2021, an active player for IFK Göteborg.