Portal:Catholic Church/Selected anniversaries/May 13
- 1024 - Birth of Hugh of Cluny.
- 1497 - Pope Alexander VI excommunicates Girolamo Savonarola.
- 1568 - Battle of Langside: the forces of Mary, Queen of Scots, are defeated by a confederacy of Scottish Protestants under her half-brother James Stewart, Earl of Moray.
- 1655 - Birth of Pope Innocent XIII.
- 1704 - Death of Louis Bourdaloue.
- 1792 - Birth of Pope Pius IX.
- 1926 - Death of Libert H. Boeynaems.