Jean II, Lord of Monaco

Jean II/Giovanni II, (1468 – 11 October 1505) was Lord of Monaco from March 1494 until his death. He was the eldest son of Lambert Grimaldi (1420–1494) and Claudine Grimaldi (1451–1515).

During his 11-year reign, he pursued the politics of his father. He was made Lieutenant of the Riviera by King Charles VIII of France.

Jean married Antonia of Savoy, illegitimate daughter of the Duke of Savoy and his mistress Libera Portoneri, in 1486. The marriage was childless.

He was murdered by his brother Lucien, who then became Lord of Monaco.