John 1 (King of Jerusalem) De Brienne
- 1237Drag or scroll to see more of the chart.
| John (Count of Eu) De Brienne | |
| D: | 12 Jun 1294 |
| Clermont-En-Beauvaisis | |
| Alfons D'acre De Brienne -1270 |
| Alfons D'acre De Brienne | |
| D: | 25 Aug 1270 |
 | Marie (Countess of Eu) De Lusignan -Yes, date unknown |
| Marie (Countess of Eu) De Lusignan | |
| D: | Yes, date unknown |
| Robert Viscount De Beaumont | |
| D: | 28 Sep 1327 |
| John Vicomte of Beaumont -1306 |
| John Vicomte of Beaumont | |
| D: | 1306 |
| Louis Beaumont -Yes, date unknown |
| Louis Beaumont | |
| D: | Yes, date unknown |
| John 2nd Lord Beaumont -1342 |
| John 2nd Lord Beaumont | |
| D: | 1342 |
| See Burke's Peerage Under "Beaumont" | |
| Eleanor (of Lancaster) Plantagenet 1311-1372 |
| Eleanor (of Lancaster) Plantagenet | |
| B: | 1311 |
| M: | Bef 1337 |
| D: | 11 Jan 1371-1372 |
| Richard Beaumont -Yes, date unknown |
| Richard Beaumont | |
| D: | Yes, date unknown |
| John Beaumont -Yes, date unknown |
| John Beaumont | |
| D: | Yes, date unknown |
| Thomas (of Bolton Percy) Beaumont -Yes, date unknown |
| Thomas (of Bolton Percy) Beaumont | |
| D: | Yes, date unknown |
| Alice (of Buchan) Beaumont -Yes, date unknown |
| Alice (of Buchan) Beaumont | |
| D: | Yes, date unknown |
| Elizabeth (of Buchan) Beaumont -Yes, date unknown |
| Elizabeth (of Buchan) Beaumont | |
| D: | Yes, date unknown |
| Isabel (of Buchan) Beaumont -Yes, date unknown |
| Isabel (of Buchan) Beaumont | |
| D: | Yes, date unknown |
| Beatrice (of Buchan) Beaumont -Yes, date unknown |
| Beatrice (of Buchan) Beaumont | |
| D: | Yes, date unknown |
| Catherine (of Buchan) De Beaumont | |
| D: | 11 Nov 1368 |
| David (11Th Earl of Atholl) Strathbogie 1308-1335 |
| David (11Th Earl of Atholl) Strathbogie | |
| B: | 1 Feb 1307-1308 |
| D: | 1335 |
| Hanged For High Treason | |
| Joan (of Buchan) De Beaumont -Yes, date unknown |
| Joan (of Buchan) De Beaumont | |
| D: | Yes, date unknown |
| Fulk VII Lord Fitzwarren 1314-1349 |
| Fulk VII Lord Fitzwarren | |
| B: | 1314 |
| D: | 25 Jul 1349 |
| Henry (Earl Buchan) 1st Lord Beaumont | |
| D: | 10 Mar 1339-1340 |
| Alice Comyn -1349 |
| Alice Comyn | |
| M: | Abt 1310 |
| D: | 1349 |
| Margaret Beaumont -Yes, date unknown |
| Margaret Beaumont | |
| D: | Yes, date unknown |
| Jeanne Beaumont -Yes, date unknown |
| Jeanne Beaumont | |
| D: | Yes, date unknown |
| Mary Beaumont -Yes, date unknown |
| Mary Beaumont | |
| D: | Yes, date unknown |
| Isabel Beaumont -Yes, date unknown |
| Isabel Beaumont | |
| D: | Yes, date unknown |
| Louis of Acre Viscount Beaumont -Aft 1263 |
| Louis of Acre Viscount Beaumont | |
| D: | Aft 1263 |
| Agnes De Beaumont -Yes, date unknown |
| Agnes De Beaumont | |
| M: | Bef 1253 |
| D: | Yes, date unknown |
| Catherine I De Courtenay 1274-1308 |
| Catherine I De Courtenay | |
| B: | 1274 |
| D: | 1 Feb 1307-1308 |
| Charles III (Count De Valois) De Valois 1270-1325 |
| Charles III (Count De Valois) De Valois | |
| B: | 12 Mar 1269-1270 |
| M: | 1302 |
| D: | 15 Dec 1325 |
| Philippe I (Emperor Oconstaninople) De Courtenay | |
| D: | 1283 |
| Beatrix of Naples 1252-1275 |
| Beatrix of Naples | |
| B: | 1252 |
| M: | 15 Oct 1273 |
| D: | 1275 |
| Marie De Brienne -Aft 1275 |
| Marie De Brienne | |
| D: | Aft 5 May 1275 |
| Baldwin Ii(Emperoro Constantinople) De Courtenay | |
| B: | 1218 |
| D: | 1273 |
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| John 1 (King of Jerusalem) De Brienne | |
| D: | 21 Mar 1236-1237 |
| Berengaria Daughter of Alfonso IX King of León | |
| M: | 1223 |
| D: | 12 Apr 1237 |