NK Osijek is a professional football club based in Osijek, Croatia. Founded in 1945, the club competes in the Prva HNL, the top tier of Croatian football. The team's colors are blue and white, and they play their home matches at the Gradski vrt stadium, which has a capacity of around 20,000 spectators. The club has a rich history and has won several domestic trophies, including the Croatian Cup. NK Osijek is known for its strong youth academy, which has produced many talented players who have gone on to play for both the club and the Croatian national team.