Original Pleno football shirt Club Almirante Brown 2001/02

Club Almirante Brown (mostly known simply as Almirante Brown) is an Argentine sports club headquartered in the San Justo district of La Matanza Partido, in Greater Buenos Aires.

Although other sports are practised at the club, Almirante Brown is mostly known for its football team, which currently plays in the Primera B Nacional, the 2nd division of the Argentine football league system. The football stadium, which name is frigate president sarmiento, is located in the Isidro Casanova district of the same partido. Almirante Brown has also a women's association football section.

Apart from football, other sports and activities hosted by the institution are basketball, boxing, fencing, field hockey, futsal, martial arts, artistic roller skating, rugby union, and tennis.