| Continent: | South America |
| Year: | 1958 |
| Host: | Chile |
| Dates: | January 24-February 11 |
| Teams: | 8 |
| Venues: | 1 |
| Cities: | 1 |
| Champions: | Brazil |
| Title Number: | 3 |
| Prevseason: | 1955 |
| Nextseason: | 1960 |
The South American Basketball Championship 1958 was the 17th edition of this tournament. It was held from January 24 to February 11 in Santiago, Chile and won by the Brazil national basketball team. 8 teams competed.
| width=150px | Team ! | width=30px | Pts. ! | width=20px | W ! | width=20px | L ! | width=40px | PF ! | width=40px | PA ! | width=40px | Diff | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 | 7 | 0 | 1.000 | 581 | 407 | +174 | ||||||||
| 13 | 6 | 1 | 0.857 | 445 | 398 | +47 | ||||||||
| 12 | 5 | 2 | 0.714 | 416 | 364 | +52 | ||||||||
| 11 | 4 | 3 | 0.571 | 455 | 470 | -15 | ||||||||
| 10 | 3 | 4 | 0.429 | 389 | 376 | +13 | ||||||||
| 9 | 2 | 5 | 0.286 | 433 | 499 | -66 | ||||||||
| 8 | 1 | 6 | 0.167 | 362 | 478 | -116 | ||||||||
| 7 | 0 | 7 | 0.000 | 360 | 449 | -89 |