Fudbalski klub BSK Banja Luka (Serbian Cyrillic: Фудбалски клуб БCK Бања Лука) is a professional association football club from the city of Banja Luka that is situated in Bosnia and Herzegovina.

They play in the First League of the Republika Srpska.

BSK stands for Banjalučki sportski klub meaning "Sports Society of Banja Luka".

Since the formation of the Bosnia and Herzegovina leagues, the club has spent most seasons in the second and third tiers of the football pyramid.

This article about a Bosnia and Herzegovina football club is a stub.