Guido Leoni (July 14, 1915 - May 6, 1951) was an Italian Grand Prixmotorcycleroad racer. He won the 1951 125cc Spanish Grand Prix riding for the Mondial factory racing team. One month later, while competing in a race in Ferrara, Leoni was involved in a multiple-bike accident and was killed. He was posthumously awarded fifth place in the 1951 125cc world championship.
Provided by Wikipedia