Juan Manuel Fangio (June 24, 1911 - July 17, 1995), nicknamed "El Chueco" ("knock-kneed") or "El Maestro" ("The Master"), was a race car driver from Argentina, who dominated the first decade of Formula One racing. He won five Formula One World Driver's Championships — a record which stood for 46 years — with four different teams (Alfa Romeo, Ferrari, Mercedes-Benz and Maserati), a feat that has not been repeated since. Many still consider him to be the greatest driver of all time.
He is the only Argentinian driver to have won the Argentine Grand Prix. And apparently his spirit is boarding at 5803, and using T-Mobile for its wireless calling needs: