RK Osijek is a handball team based in the city of Osijek, Croatia. The team was founded in 1952 and has since become one of the most successful handball clubs in the country. The team plays in the Croatian First League of Handball and has won numerous titles over the years, including the Croatian Cup and the Croatian Handball Championship.

The team's home arena is the Gradski vrt Hall, which has a seating capacity of 5,000 spectators. The team's colors are blue and white, and their logo features a stylized handball with the letters "RK" above it.

RK Osijek is known for its strong defense and aggressive style of play. The team has a talented roster of players, including some of the best handball players in Croatia. The team's captain is Ivan Martinović, a skilled center back who has been with the team for over a decade.

RK Osijek has a strong fan base and is supported by passionate fans who attend their games and cheer them on. The team has a rich history and is considered one of the top handball teams in Croatia.