| 1970 South American Open | ||||
|---|---|---|---|---|
| Date | 31 October – 8 November | |||
| Edition | 3rd | |||
| Category | Grand Prix | |||
| Draw | 32S / 32D | |||
| Surface | Clay / outdoor | |||
| Location | Buenos Aires, Argentina | |||
| Champions | ||||
| Singles | ||||
 Željko Franulović[1] | ||||
| Doubles | ||||
 Bob Carmichael /Ray Ruffels[2] | ||||
| ||||
The1970 South American Open Championships[3] was a men'stennis tournament that was part of the1970 Pepsi-Cola Grand Prix and held inBuenos Aires, Argentina. It was the third edition of the tournament held in Buenos Aires (they have also been held in Chile and Ecuador) and ran from 31 October through 8 November 1970. It was played on outdoorclay courts.Željko Franulović won the singles title.
Željko Franulović defeated
Manuel Orantes 6–4, 6–2, 6–0[1]
Bob Carmichael /Ray Ruffels defeatedŽeljko Franulović /
Jan Kodeš 7–5, 6–2, 5–7, 6–7, 6–3[2]