Descended from a Swiss-German grandfather, an Argentine father and an Italian mother, Reutemann was the first successful Argentine Formula One driver since the retirement of five-time World Champion Juan Manuel Fangio in 1958.
Descendente dun avó Suízo- alemán, pai arxentino e nai italiana, Reutemann foi o primeiro piloto con éxito da Fórmula Un desde a retirada do cinco veces Campión do Mundo Juan Manuel Fangio en 1958.