| Thunder Bay Twins | |
|---|---|
 | |
| City | Thunder Bay, Ontario |
| League | USHL 1970-1975 OHA Sr. A 1975-1979 Manitoba Sr. A 1979-1986 OHA Sr. A 1986-1987 Manitoba Sr. A 1987-1991 |
| Operated | 1970-1991 |
| Home arena | Fort William Gardens |
| Colours | Green, Yellow, and White |
| Head coach | Joe Wirkkunen, Lee Fogolin Sr., Dave Siciliano, Bill McDonald |
| Previous franchise history | |
| 19xx-1970 | Fort William Beavers |
| 1915-1970 | Port Arthur Bearcats |
The Thunder Bay Twins were an Amateur Senior and Professional ice hockey team from Thunder Bay, Ontario, Canada. The Twins won five Allan Cups as National Senior Champions from 1970 until 1991.