⚾ MLB: 1894-2021 128 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.
🏈 NFL: 1996-2021 26 2
The Baltimore Ravens club was established in 1996, after Art Modell, who was then the owner of the Cleveland Browns, announced plans in 1995 to relocate the franchise from Cleveland to Baltimore. As p...

Defunct Teams

Teams that have folded or moved away from the Baltimore area.
F i l t e r   &   S o r t 
🏈 NFL: 1953-1983 31 4
The Colts have competed as a member club of the NFL since their founding in Baltimore in 1953 after then-owner Carroll Rosenbloom purchased the assets of the NFL's last founding Ohio League member Day...
The Memphis Sounds were an American professional sports franchise that played in Memphis, Tennessee from 1970 until 1975 as a member of the American Basketball Association. The team was founded as the...
The franchise was established in 1961 as the Chicago Packers based in Chicago, Illinois, and were renamed to Chicago Zephyrs the following season. In 1963, they relocated to Baltimore, Maryland, and b...
🏀 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)
The Baltimore Colts were a professional American football team based in Baltimore, Maryland. The first team to bear the name Baltimore Colts, it was a member of the All-America Football Conference (AA...
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.
⚾ 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.
Team disbanded after the Federal League folded following the 1915 season.
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.
⚾ 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.
Team disbanded after the Union Association folded following the 1884 season.
After 3 years in the National Association, the franchise folded following the 1874 season.
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.