Guillaume de Poitiers
- Born on January 31, 1202
- Deceased in December 1226, at the age of 24 years
Parents
- Adémar de Poitiers (c. 1180 - 1230), chevalier, comte de Valentinois, croisé lors de la croisade contre les Albigeois, troubadour
- Philippa de Faÿ, Philippa de Chapteuil de Faÿ (1165 - 1258), dame de Clérieux
Family
- Married in 1220, with Flotte Bérenger, Florie Bérenger (c. 1205 - c. 1248), dame de Royans, issuing
