| 2005 CIS football season | |
|---|---|
| Duration | September 1, 2005 – October 29, 2005 |
| Hardy Cup champions | Saskatchewan Huskies |
| Yates Cup champions | Wilfrid Laurier Golden Hawks |
| Dunsmore Cup champions | Laval Rouge et Or |
| Loney Bowl champions | Acadia Axemen |
| Mitchell Bowl champions | Saskatchewan Huskies |
| Uteck Bowl champions | Wilfrid Laurier Golden Hawks |
| Vanier Cup | |
| Date | December 3, 2005 |
| Venue | Ivor Wynne Stadium, Hamilton |
| Champions | Wilfrid Laurier Golden Hawks |
The 2005 CIS football season began on September 1, 2005, and concluded with the 41st Vanier Cup national championship on December 3 at Ivor Wynne Stadium in Hamilton, Ontario, with the Wilfrid Laurier Golden Hawks winning their second championship. Twenty-seven universities across Canada competed in CIS football this season, the highest level of amateur play in Canadian football, under the auspices of Canadian Interuniversity Sport (CIS).