Ugo Grappasonni (8 May 1922 – 16 February 1999) was an Italian professional golfer.

He also won the French, Dutch and Swiss Opens, the latter twice.

Grappasonni was also a teaching professional at the Villa d'Este Golf Club.

Along with Aldo Casera and Alfonso Angelini he founded the Professional Golfer's Association of Italy in 1962.

[4] Note: Grappasonni only played in The Open Championship.