| Type: | GP |
| Country: | Argentina |
| Grand Prix: | Buenos Aires |
| Date: | February 6 |
| Year: | 1949 |
| Official Name: | III Gran Premio de Eva Duarte Perón |
| Location: | Parco Palermo Buenos Aires |
| Course: | Public roads |
| Course Mi: | 3.022 |
| Course Km: | 4.865 |
| Distance Laps: | 30 |
| Distance Mi: | 90.68 |
| Distance Km: | 145.95 |
| Pole Driver: | Luigi Villoresi |
| Pole Team: | Maserati 4CL |
| Pole Time: | N/A |
| Pole Country: | Italy |
| Fast Driver: | Luigi Villoresi |
| Fast Team: | Maserati 4CLT |
| Fast Time: | 2m 50.7 (102.60 km/h) |
| Fast Country: | Italy |
| First Driver: | Óscar Alfredo Gálvez |
| First Team: | Alfa Romeo 308 |
| First Country: | Argentina |
| Second Driver: | Juan Manuel Fangio |
| Second Team: | Maserati 4CLT |
| Second Country: | Argentina |
| Third Driver: | Eitel Cantoni |
| Third Team: | Maserati 4CL |
| Third Country: | URU |
The second of three 1949 Buenos Aires Grand Prix (official name: III Gran Premio de Eva Duarte Perón), was a Grand Prix motor race held at the Palermo street circuit in Buenos Aires on February 6, 1949. The race was shortened from 35 laps due to rain. [1]
| Pos | Driver | Constructor | Laps | Time/Retired | |
|---|---|---|---|---|---|
| 1 |  Óscar Alfredo Gálvez | Alfa Romeo 308 | 30 | 1:31:04 | |
| 2 | Juan Manuel Fangio | Maserati 4CLT | 28 | N/A | |
| 3 | Eitel Cantoni | Maserati 4CL | 27 | N/A | |
| 4 | Adriano Malusardi | Maserati 4CLT | 27 | N/A | |
| 5 |  P. Bira | 27 | N/A | ||
| 6 |  Alberto Ascari | Maserati 4CLT | 25 | Engine | |
| Ret | Luigi Villoresi | Maserati 4CLT | 11 | Carburetor | |
| Ret | Nino Farina | Ferrari 125C F1 | Crash | ||
| Ret | Reg Parnell | Maserati 4CLT | 10 | Radiator | |
| Ret | Benedicto Campos | Maserati 4CLT | Oil Pipe |