The BFS Cup (Serbian Cyrillic: Куп KSS), commonly known as the Cup of Serbia (Serbian Cyrillic: Куп Србије), or the League Cup of Serbia (Serbian Cyrillic: Лига куп Србије), is the 2nd-tier national basketball cup of Serbia.

It is run by the Basketball Federation of Serbia.

Prior to 2006, the Cup was organized as a state cup of Serbia, within Serbia and Montenegro (formerly FR Yugoslavia).

It was run by the Basketball Federation of Serbia and Montenegro.

The Cup of Serbia (Serbian Cyrillic: Куп Србије), was a state basketball cup of Serbia within Federal People's Republic of Yugoslavia.