gymnastik- och idrottsföreningen sundsvall, more commonly known as gif sundsvall () or simply sundsvall, is a swedish professional football club based in sundsvall. the club is affiliated with medelpads fotbollförbund and plays its home games at idrottsparken. formed on 25 august 1903, the club has played 17 seasons in sweden's highest football league allsvenskan, the club's first season in the league was in 1965.