Fudbalski klub Rudar Kakanj is a professional association football club based in the city of Kakanj, Bosnia and Herzegovina. Incorporated on 3 May 1920, the club is currently competing in the Second League of the Federation of Bosnia and Herzegovina (Group Center). The club plays its home matches on the Stadion Rudara, which can accommodate 5,000 spectators.
Rudar is famous for being the first club for the Bosnian goalkeeper Kenan Hasagić who has played for the Bosnia and Herzegovina national team.