|Date 16 January 1955||Course length 3.912 km (2.431 mi)|
|Official name III Gran Premio de la Republica Argentina|
Location Autódromo Municipal Ciudad de Buenos Aires, Buenos Aires
Course Permanent racing facility
Distance 96 laps, 375.552 km (233.376 mi)
The 1955 Argentine Grand Prix was a Formula One motor race held at Buenos Aires on January 16, 1955. It was the first round of the 1955 World Drivers' Championship.
The race was won from third on the grid by Juan Manuel Fangio for Mercedes. Ferrari drivers Nino Farina and Maurice Trintignant finished both second and third in two three-way shared drives with José Froilán González and Umberto Maglioli respectively.