- Mar 7 Christian fleet under Gian Andrea lands at Djerba, North Africa
- Mar 13 Spanish fleet occupies Djerba, at Tripoli
- Mar 15 Failed assault on royal palace in Amboise, France
Execution
Apr 13 Giovanni, son of Italian mathematician Girolamo Cardano is executed for poisoning his wife, despite his father's efforts to save him
Event of Interest
Aug 21 Future Danish astronomer 14-year-old Tycho Brahe becomes interested in astronomy after observing a solar eclipse