1945 South American Basketball Championship
| Tournament details | |
|---|---|
| Host country | Ecuador |
| Dates | 17 July - 2 August |
| Teams | 6 |
| Venue(s) | 1 (in 1 host city) |
| Final positions | |
| Champions |  Brazil (2nd title) |
The South American Basketball Championship 1945 was the twelfth South American Basketball Championship. It was held in Guayaquil, Ecuador and won by the Brazil national basketball team. Six teams competed, including Colombia in their first appearance. After an experiment with a two-round tournament two years earlier, the 1945 competition returned to a single round format.
Final rankings
Results
Each team played the other five teams once, for a total of five games played by each team and 15 overall in the preliminary round.
| Rank | Team | Pts | W | L | PF | PA | Diff |
|---|---|---|---|---|---|---|---|
| 1 | Brazil
|
10 | 5 | 0 | 233 | 170 | +63 |
| 2 |  Uruguay
|
9 | 4 | 1 | 231 | 181 | +50 |
| 3 |  Argentina
|
8 | 3 | 2 | 271 | 239 | +32 |
| 4 |  Chile
|
7 | 2 | 3 | 208 | 187 | +21 |
| 5 |  Ecuador
|
6 | 1 | 4 | 209 | 206 | +3 |
| 6 |  Colombia
|
5 | 0 | 5 | 180 | 349 | -169 |
| Brazil | 31 - 26 | Uruguay |
| Brazil | 53 - 51 | Argentina |
| Brazil | 50 - 42 | Chile |
| Brazil | 30 - 26 | Ecuador |
| Brazil | 69 - 25 | Colombia |
| Uruguay | 55 - 49 | Argentina |
| Uruguay | 35 - 30 | Chile |
| Uruguay | 47 - 30 | Ecuador |
| Uruguay | 68 - 41 | Colombia |
| Argentina | 41 - 37 | Chile |
| Argentina | 50 - 42 | Ecuador |
| Argentina | 80 - 52 | Colombia |
| Chile | 41 - 37 | Ecuador |
| Chile | 58 - 24 | Colombia |
| Ecuador | 74 - 38 | Colombia |