| Columbia Gems |
Columbia, South Carolina |
South Atlantic League |
professional |
defunct |
| Columbia Gems |
Columbia, South Carolina |
Southern League |
professional |
defunct |
| Dayton Gems |
Dayton, Ohio |
United Hockey League |
professional |
defunct |
| Dayton Gems |
Dayton, Ohio |
Central Hockey League |
professional |
defunct |
| Dayton Gems |
Dayton, Ohio |
USL Premier Development League |
amateur |
defunct |
| Dayton Gems |
Dayton, Ohio |
North American Hockey League |
amateur |
defunct |
| Dayton Gems |
Dayton, Ohio |
International Hockey League |
professional |
defunct |
| Dayton Gems |
Dayton, Ohio |
International Hockey League |
professional |
defunct |
| Detroit Gems |
Detroit, Michigan |
National Basketball League |
professional |
defunct |
| Flint Gems |
Flint, Michigan |
Michigan State League |
professional |
defunct |
| Klamath Falls Gems |
Klamath Falls, Oregon |
Great West League |
amateur |
active |
| Klamath Falls Gems |
Klamath Falls, Oregon |
West Coast League |
amateur |
defunct |
| Klamath Falls Gems |
Klamath Falls, Oregon |
Far West League |
professional |
defunct |
| New Jersey Gems |
New York, New York |
Women's Professional Basketball League |
professional |
defunct |
| Pocatello Gems |
Pocatello, Idaho |
Pioneer League |
professional |
defunct |
| Quincy Gems |
Quincy, Illinois |
Central Association |
professional |
defunct |
| Quincy Gems |
Quincy, Illinois |
Prospect League |
amateur |
active |
| Quincy Gems |
Quincy, Illinois |
Central Illinois Collegiate League |
amateur |
defunct |
| Quincy Gems |
Quincy, Illinois |
Three-I League |
professional |
defunct |
| Quincy Gems |
Quincy, Illinois |
Iowa State League |
professional |
defunct |
| Quincy Gems |
Quincy, Illinois |
Midwest League |
professional |
defunct |
| Saskatoon Gems |
Saskatoon, Manitoba |
Mandak League |
professional |
defunct |
| Southern California Gems |
Los Angeles, California |
International Women's Pro Softball Association |
professional |
defunct |
| Woodstock Gems |
Woodstock, Ontario |
Ontario Hockey Association |
professional |
defunct |