The 2005 Rugby Canada Super League season was the eighth season for the RCSL.
| Team | Pld | W | D | L | F | A | +/- | BP | Pts | |
|---|---|---|---|---|---|---|---|---|---|---|
| Saskatchewan Prairie Fire | 6 | 6 | 0 | 0 | 207 | 80 | +127 | 6 | 30 | |
| Vancouver Island Crimson Tide | 6 | 5 | 0 | 1 | 255 | 86 | +169 | 6 | 26 | |
| Edmonton Gold | 6 | 3 | 0 | 3 | 138 | 124 | +14 | 2 | 14 | |
| Calgary Mavericks | 6 | 3 | 0 | 3 | 165 | 135 | +30 | 2 | 14 | |
| Vancouver Wave | 6 | 2 | 0 | 4 | 195 | 211 | -16 | 5 | 13 | |
| Manitoba Buffalo | 6 | 2 | 0 | 4 | 132 | 165 | -32 | 3 | 11 | |
| Vancouver Island Raiders | 6 | 0 | 0 | 6 | 63 | 354 | -291 | 0 | 0 |
| Team | Pld | W | D | L | F | A | +/- | BP | Pts | |
|---|---|---|---|---|---|---|---|---|---|---|
| Newfoundland Rock | 6 | 6 | 0 | 0 | 251 | 74 | +177 | 5 | 29 | |
| Niagara Thunder | 6 | 5 | 0 | 1 | 203 | 97 | +106 | 5 | 25 | |
| Toronto Xtreme | 6 | 3 | 1 | 2 | 164 | 114 | +50 | 4 | 18 | |
| Ottawa Harlequins | 6 | 3 | 1 | 2 | 132 | 120 | +12 | 3 | 17 | |
| Quebec Caribou | 6 | 2 | 0 | 4 | 90 | 182 | -84 | 1 | 9 | |
| Nova Scotia Keltics | 6 | 1 | 0 | 5 | 99 | 160 | -61 | 4 | 8 | |
| New Brunswick Black Spruce | 6 | 0 | 0 | 6 | 50 | 242 | -192 | 2 | 2 |
The Newfoundland Rock (Eastern Division champions) defeated the Saskatchewan Prairie Fire (Western Division Champions) 26–13 in the Championship Final, played in Regina, Saskatchewan on 13 August 2005[2] to win the MacTier Cup.