| Tournament details | |
|---|---|
| Host | |
| Date | 16–20 May 1981 |
| Countries | |
| Final positions | |
| Champions | |
| Runner-up | |
| Tournament statistics | |
| Matches played | 6 |
← 1979 1983 → | |
The 1981 South American Rugby Championship was the twelfth edition of the competition of the leading national rugby union teams in South America.
The tournament was played in Montevideo and was won by Uruguay. Argentina did not participate.
| Team | Played | Won | Drawn | Lost | For | Against | Difference | Pts |
|---|---|---|---|---|---|---|---|---|
| 3 | 3 | 0 | 0 | 164 | 17 | + 147 | 6 | |
| 3 | 2 | 0 | 1 | 69 | 39 | + 30 | 4 | |
| 3 | 1 | 0 | 2 | 52 | 90 | - 38 | 2 | |
| 3 | 0 | 0 | 3 | 6 | 145 | - 139 | 0 |