FK Železničar

FK Železničar may refer:


 * FK Železničar Beograd, a football club based in Belgrade, Serbia
 * FK Železničar Inđija, a football club based in Inđija, Serbia
 * FK Železničar Lajkovac, a football club based in Lajkovac, Serbia
 * FK Železničar Niš, a football club based in Niš, Serbia
 * FK Železničar Novi Sad, a football club based in Novi Sad, Serbia
 * FK Železničar Pančevo, a football club based in Pančevo, Serbia
 * FK Železničar Požarevac, a football club based in Požarevac, Serbia
 * FK Železničar Vranjska Banja, a football club based in Vranjska Banja, Serbia
 * FK Železničar 1930, a football club based in Smederevo, Serbia