The 1977 South American Rugby Championship was the tenth edition of the competition of the leading national rugby union teams in South America.

The tournament was played in Tucuman and was won by Argentina.

Standings

{| class="wikitable" |- !width=165|Team !width=40|Played !width=40|Won !width=40|Drawn !width=40|Lost !width=40|For !width=40|Against !width=40|Difference !width=40|Pts |- bgcolor=#ccffcc align=center |align=left| |4||4||0||0||250||19||+ 231||8 |- align=center |align=left| |4||3||0||1||84||110||- 26||6 |- align=center |align=left| |4||2||0||2||83||128||+ 7||4 |- align=center |align=left| |4||1||0||3||38||128||- 90||2 |- align=center |align=left| |4||0||0||4||61||183||- 122||0

Results

First round

Second round

Third round

Fourth round

Fifth round

References