Southern Michigan Association history
| Class D | 1906-1910, 1912-1913 |
| Class C | 1911, 1914-1915 |
This league played under the Southern Michigan League name in 1906-1909. Also, this league was also known as the South Michigan League throughout its life.
Teams (in alphabetical order)
Adrian Champs, 1913
Adrian Fencevilles, 1914
Adrian Lions, 1912
Adrian Yeggs, 1909-1911
Battle Creek Crickets, 1906-1915
Bay City, 1907-1911
Bay City Beavers, 1913-1915
Bay City Billikans, 1912
Flint Vehicles, 1907-1915
Jackson Chiefs, 1914
Jackson Convicts, 1906-1913
Jackson Vets, 1915
Kalamazoo Celery Eaters, 1911-1912
Kalamazoo Kazoos, 1909-1910, 1913-1914
Kalamazoo White Sox, 1906-1908
Lansing Senators, 1907-1914
Mount Clemens Bathers, 1906-1907, 1914
Saginaw, 1906
Saginaw Ducks, 1913-1915
Saginaw Krazy Kats, 1911
Saginaw Trailers, 1912
Saginaw Wa-was, 1908-1910
South Bend Benders, 1914
South Bend Factors, 1915
Tecumseh, 1906-1908
Toledo Mud Hens, 1914