HŠK Zrinjski Mostar ( Croatian : Hrvatski športski klub Zrinjski Mostar , lit. ' Croat Sports Club Zrinjski Mostar ' ), colloquially referred to as Zrinjski Mostar or simply Zrinjski , is a professional football club, based in Mostar , Bosnia and Herzegovina . The club plays in the Premier League of Bosnia and Herzegovina and with nine Premier League titles, Zrinjski is one of the most decorated football clubs in the country. The club plays its home matches at Stadion pod Bijelim Brijegom in Mostar. Zrinjski's fans are called Ultras Mostar , and the fan club was founded in 1994. In 2023, they became the first-ever club from Bosnia and Herzegovina to reach the group stage of a European club competition, the 2023–24 UEFA Europa Conference League .
