1973 South American Rugby Championship
| Tournament details | |
|---|---|
| Host | Brazil |
| Date | 14–21 October 1973 |
| Countries | Argentina Brazil Chile Paraguay Uruguay |
| Final positions | |
| Champions | Argentina |
| Runner-up | Uruguay |
| Tournament statistics | |
| Matches played | 10 |
← 1971 1975 → | |
The 1973 South American Rugby Championship was the eighth edition of the competition of the leading national rugby union teams in South America.
The tournament was played in São Paulo and won by Argentina.