Clermont-en-Beauvaisis
- Louis II, Duke of Bourbon Count of Clermont-en-Beauvaisis 1371–1400,died 1410.
- John I, Duke of Bourbon Count of Clermont-en-Beauvaisis 1400–1424,died 1434.
Read more about this topic: List Of Monarchs Who Lost Their Thrones In The 15th Century