| Aston Green Knights |
Aston, Pennsylvania |
Seaboard Football League |
professional |
defunct |
| Mount Pleasant Green Knights |
Wilmington, Delaware |
|
high school |
active |
| Notre Dame Green Knights |
West Haven, Connecticut |
|
high school |
active |
| Pen Argyl Green Knights |
Pen Argyl, Pennsylvania |
|
high school |
active |
| Rice Memorial Green Knights |
South Burlington, Vermont |
|
high school |
active |
| Saint Joseph Green Knights |
Montvale, New Jersey |
|
high school |
active |
| St. Joseph Regional Green Knights |
Montvale, New Jersey |
|
high school |
active |
| St. Norbert College Green Knights |
DePere, Wisconsin |
|
college |
active |
| Vermont Technical College Green Knights |
Randolph Center, Vermont |
|
college |
active |