Dorotea Gonzaga (6 December 1449 – 20 April 1467) was a Duchess Consort of Milan. She was the daughter of Ludovico III Gonzaga, Marquess of Mantua and Barbara of Brandenburg. In 1466, she married Galeazzo Maria Sforza. But in 1467, she died. Her husband was remarried to Bona of Savoy.