1972 South American Open
| 1972 South American Open | |
|---|---|
| Date | November 27 – December 1 |
| Edition | 5th |
| Category | Grand Prix |
| Surface | Clay / Outdoor |
| Location | Buenos Aires, Argentina |
| Champions | |
| Singles | |
 Karl Meiler | |
The 1972 South American Open was a men's tennis tournament that was part of the Grand Prix tennis circuit. It was held in Buenos Aires, Argentina and was held from November 27 through December 1, 1972.
Winners
Men's Singles
Karl Meiler defeated 
Guillermo Vilas 6–7, 2–6, 6–4, 6–4, 6–4
- It was Meiler's only ATP title of the year and the 1st of his ATP career.