The 1979 Giro d'Italia of cycling, the 62nd edition of the Corsa Rosa, was held from 17 May to 6 June 1979. It covered a total of 3,301 km, in 19 stages and a prologue, completed at an average speed of 36.887 km/h. It was won by Giuseppe Saronni.
A total of 13 teams were invited to participate in the 1979 Giro d'Italia. Each team sent a squad of ten riders, so the Giro began with a peloton of 130 cyclists. Out of the 130 riders that started this edition of the Giro d'Italia, a total of 111 riders made it to the finish in Milan.