Baltimore Orioles Logo
⚾ MLB: 1894-2020 127 3
Began as Milwaukee Brewers in 1894 and were one of the original AL franchises in 1901. Became St. Louis Browns in 1902 and relocated to Baltimore to become Orioles in 1954.
Baltimore Ravens Logo
🏈 NFL: 1996-2020 25 2

Defunct Teams

Teams that have folded or moved away from the Baltimore area.
F i l t e r   &   S o r t 
Baltimore Colts Logo
🏈 NFL: 1953-1983 31 4
Baltimore Bullets Logo
🏀 NBA: 1945-1955 11 2
Competed in the American Basketball League (1944–1947), the Basketball Association of America (1947–1949), and the National Basketball Association (1949–1954)
Baltimore Elite Giants Logo
The team's origins lie in two local negro amateur baseball teams: the Nashville Maroons and the Elites. The Giants welcomed any competition, including white-only teams, but played independently of any leagues until the mid-1920s.
Baltimore Black Sox Logo
⚾ NNL: 1913-1934 22 1
Started as an independent team in 1913, gained large success with many stars while it hopped around to four other leageues in it's remaning years before folding.
Baltimore Terrapins Logo
Team disbanded after the Federal League folded following the 1915 season.
Baltimore Orioles Logo
One of the eight original American League teams beginning with the 1901 season. Left Baltimore and relocated to New York to begin the 1903 season.
Baltimore Orioles Logo
⚾ NL: 1882-1899 18 1
After the American Association folded, they joined the National League in 1892. In 1899, the NL eliminated four teams, the Orioles among them.
Baltimore Monumentals Logo
Team disbanded after the Union Association folded following the 1884 season.
Baltimore Canaries Logo
After 3 years in the National Association, the franchise folded following the 1874 season.
Baltimore Marylands Logo
Franchise folded after playing 6 games in the National Assocation during 1873.
The early history of sports contains hundreds of teams that appeared for only 1 or 2 seasons before folding. Most of these teams have no historical photographs or articles, so are omitted from this list to reduce clutter. To view a comprehensive list of all defunct teams, browse to the early leagues section for baseball, football, basketball, or hockey.

Subscribe to our monthly Sports History Newsletter