About Tarquinio Provini
Tarquinio Provini was an Italian professional Grand Prix motorcycle road racer. He was a two-time world champion in road racing. Provini was also a four-time Isle of Man TT winner and won 13 Italian national championships. Each rider won four races and the title wasn't decided until the final race in Japan, with Redman winning the championship over Provini by two points. Provini redirected his energies and co-founded the Protar company which specialized in making scale racing bike models outside Bologna. He moved up to the Grand Prix competition in the middle of the 1954 season and won the Spanish Grand Prix at the end of the year.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.