thumb|right|250px|The Argentina squad (here pictured in the first match v Paraguay) won its second title
The ninth South American Championship was held in Buenos Aires, Argentina from 29 November to 25 December 1925.
In 1925, the participating countries were Argentina, Brazil, and Paraguay. Chile and Uruguay withdrew from the tournament, making this event the one with the fewest participating teams. The tournament was rescheduled to be held in two rounds.
Argentina won its second continental title.
Squads
For a complete list of participants squads see: 1925 South American Championship squads
Venues
{| class="wikitable" style="text-align:center"
|-
! colspan=2 | Buenos Aires
|-
| Sportivo Barracas Stadium
| Boca Juniors Stadium
|-
| Capacity: 30,000
| Capacity: 25,000
|-
| 150px
| 150px
|-
|colspan="2"|
|}
Final round
Each team played two matches against each of the other teams. Two points were awarded for a win, one point for a draw, and zero points for a defeat.
{| class="wikitable" style="text-align:center"
|-
! width=165 | Team
! width=20 |
! width=20 |
! width=20 |
! width=20 |
! width=20 |
! width=20 |
! width=20 |
! width=20 |
|- align=center bgcolor=gold
| align=left |
|4||3||1||0||11||4||+7||7
|- align=center
| align=left |
|4||2||1||1||11||9||+2||5
|- align=center
| align=left |
|4||0||0||4||4||13||−9||0
|}
----
----
----
----
----
Result
Goal scorers
thumb|150px|Manuel Seoane, top scorer
6 goals
- Manuel Seoane
4 goals
- Lagarto
- Nilo
2 goals
- Arthur Friedenreich
- Gerardo Rivas
1 goal
- Antonio Cerrotti
- Alfredo Garasini
- Juan C. Irurieta
- Martín Sánchez
- Domingo Tarasconi
- Filo
- Manuel Fleitas Solich
- Luis Fretes
Aftermath
Despite having won the tournament unbeaten, part of the Argentine media considered the team's performance as "poor", highlighting that Argentina was the winner only because of being stronger than the other two participants. Argentine magazine El Gráfico stated Argentina's virtues were decreasing as the competition went by, with such notable failures.
Another Argentine player harshly criticised was goalkeeper Américo Tesoriere: