Fudbalski klub Krupa (Serbian Cyrillic: Фудбалски клуб Крупа) is a professional football club from the town of Krupa na Vrbasu, Republika Srpska, Bosnia and Herzegovina.

The club plays its home games on the Krupa na Vrbasu City Stadium, which has a capacity of 3,500 seats.

After only two years playing in the 2nd tier and after the season 2015–16, the team got promoted for the first time in its history to the Premier League of Bosnia and Herzegovina.

In the 2017–18 Bosnian Cup, Krupa, led by manager Slobodan Starčević, got to the cup final losing to Željezničar in two matches (2–0 at Sarajevo and 2–4 at Krupa na Vrbasu), thus finishing as runners-up.

[2] Then, in the 2019–20 First League of RS season, the club secured promotion back to the Premier League, though after the season was ended abruptly due to the COVID-19 pandemic in Bosnia and Herzegovina, and by default Krupa finished in 1st place and got promoted.