Eisbären Bremerhaven () is a professional basketball club from Bremerhaven, Germany, that competes in the ProA. The team was established as the professional section of the club BSG Bremerhaven and played in the first-tiered Basketball Bundesliga (BBL) between 2005 and 2019.
The club plays its home games in the Bremerhaven Stadthalle, which has a capacity for 6,000 people.
OSC Bremerhaven previously played in the 2nd Basketball Bundesliga from the 1981/1982 season to the 1985/1986 season and won promotion to the North Division of the 2nd Basketball Bundesliga in the 1985/1986 season.
In 2004âÂÂ05, Eisbären won the 2. Basketball Bundesliga, which earned them promotion to the BBL. Following the 2018âÂÂ19 season, Eisbären were relegated to the ProA.