ŽAK Subotica (Serbian Cyrillic: ЖАК Суботица) was a football club based in Subotica, Kingdom of Yugoslavia.
[1] The club was formed in 1921 and the name comes from the initials of Železničarski atletski klub derived from the fact that the club was backed by the Yugoslav Railways company.
[2] It played in the 1935–36 Yugoslav Football Championship where it was eliminated in the round of sixteen by Slavija Osijek.
[4] During this period the coach was Geza Takács and among its best known players was István Nyers who begin his senior career at the club.
ŽAK was dissolved in 1945 and its players made a meeting where they decided to join the newly founded FK Spartak Subotica which beside the players, the stadium, the colors and the fans, it also inherited the tradition of being backed by the railways.