The 2009 South American Rugby Championship "B" was the 10th second tier of national rugby union teams in South America.
The tournament was played in Costa Rica, outside South America, but the hosts were given a place and the right to organize the tournament.
Colombia won the tournament.
Ranking
Team Played Won Drawn Lost For Against Difference Points 
Colombia
3 3 0 0 115 13 +102 9 
Venezuela
3 2 0 1 68 55 +13 7 
Peru
3 1 0 2 70 66 +4 5 
Costa Rica
3 0 0 3 19 138 −119 3