The 1930 Giro di Lombardia was the 26th edition of the Giro di Lombardia cycle race and was held on 26 October 1930, over a course of . The race started and finished in Milan. The race was won by the Italian Michele Mara, who reached the finish line at an average speed of , preceding his compatriots Alfredo Binda and Learco Guerra.
124 cyclists departed from Milan and 46 of them completed the race.