Dubica has an old tradition in sports that dates back to the early 20th century. In the 1930s Bosanska Dubica establishes the Soccer Club Una. After World War II, Dubica has an upsurge of different sport organizations. In 1962 the handball club Borac was established.


Then on February 11, 1973, the Basketball Team Una was created. In 1982 the Karate Club Knešpolje was founded. Even today the different sports remain an important part of Dubica. There are both male and female teams for handball. Also there are a couple of karate clubs and chess clubs.