- Sep 22 Aleid van Poelgeest, mistress of Albert I of Bavaria, murdered in The Hague by warring nobles at 22
- Sep 22 Willem Cuser, court squire to Albert I of Bavaria, murdered in The Hague by warring nobles
- Sep 25 Sergius van Radonesj, Russian saint, dies at 78
- Oct 5 Yusuf II, ruler of Granada (1391-92), dies possibly killed by a poisoned tunic (b. c. 1356)