Gyula Marsovszky (3 January 1936 – 17 December 2004) was a Swiss professional Grand Prix motorcycle road racer of Hungarian descent.

His best years were the 1968 500cc world championship season, when he rode a Matchless motorcycle to third place behind Giacomo Agostini and Jack Findlay, then in 1969 when he finished second to Agostini, this time riding a Linto.

In 1971, he won his first and only Grand Prix race when he triumphed at the 250cc Nations Grand Prix held at Monza.

[1] Points system from 1950 to 1968: Points system from 1969 onwards: (key) (Races in bold indicate pole position; races in italics indicate fastest lap)