Karlbergs BK (Karlbergs Bollklubb) is a sports club in Stockholm, Sweden. The club was founded in 1912. Between 1928 and 1962, the ice hockey section of Karlbergs spent time playing in the top-level Swedish leagues (the Elitserien, Svenska Serien, and Swedish Division I, respectively). They also played in the lower-leagues during this span. In addition, the club also participated in the single-elimination Swedish Championship from 1927-1950. They reached the quarterfinals 12 times and the semifinals four times.