| Tournament details | |
|---|---|
| Host |  Paraguay |
| Date | 23 September– 2 October 2005 |
| Countries |  Brazil Colombia Peru Paraguay Venezuela |
| Final positions | |
| Champions | Paraguay |
| Runner-up | Brazil |
| Tournament statistics | |
| Matches played | 10 |
← 2004 2006 → | |
The 2005 South American Rugby Championship "B" was the sixth edition of the competition of the second level national Rugby Union teams in South America.
The tournament was played in Asuncion, on the ground of the Club Universitario de Rugby de Asunción (CURDA), called "Julio Alvarodo", with five team participating.
Paraguay won the tournament.