| 1927 Copa Aldao | |
| Event: | Copa Aldao |
| Team1: | Rampla Juniors |
| Team1score: | 0 |
| Team2: | San Lorenzo |
| Team2association: |  |
| Team2score: | 1 |
| Date: | December 30, 1928 |
| Stadium: | Parque Central |
| City: | Montevideo |
| Referee: | Domingo Lombardi (Uruguay) |
| Previous: | 1920 |
| Next: | 1928 |
The 1927 Copa Aldao was the final match to decide the winner of the Copa Aldao, the seventh edition of the international competition organised by the Argentine and Uruguayan Associations together.[1] The final was contested by Uruguayan side Rampla Juniors[2] [3]
The match was played at Parque Central Stadium in Montevideo, where San Lorenzo beat Rampla Juniors 1–0, winning its first and only Copa Aldao trophy in the history of the club.[4] || (none)|-| San Lorenzo || 1927 Argentine Primera División champion || (none)|}
thumb|left|Parque Central Stadium, venue of the final
| GK | Enrique Ballesteros | ||
| DF | P. Aguirre | ||
| DF | Pedro Arispe | ||
| MF | Julio Nieto | ||
| MF | Pascual Cabrera | ||
| MF | José Magallanes | ||
| FW | Juan Manuel Labraga | ||
| FW | Luis Gaitán | ||
| FW | Conrado Häberli | ||
| FW | Vital Ruffati | ||
| FW | Conrado Bidegain |
| GK | Jaime Lema | ||
| DF | J. D'Alessandro | ||
| DF | José Fossa | ||
| MF | F. Corsetti | ||
| MF | Alfonso Lujambio | ||
| MF | Salvador Gagliano | ||
| FW | Alfredo Carricaberry | ||
| FW | Antonio Picallo | ||
| FW | Juan Maglio | ||
| FW | Diego García | ||
| FW | Arturo Arrieta |