| John de Brienne King of Jerusalem (ca1168 - 1237) |
Raoul Vicomte de Beaumont |
| Berengaria |
| Louis de Brienne Vicompte of Beaumont | Agnes |
| b. d. . Vicomte de jure uxoris. |
b. d. . Sole heir. |
| > Henry de Beaumont Lord Beaumont < Isabel de Beaumont Louis de Brienne Bishop of Durham |