KLDeWitt Genealogy Research Project
Our Family's Journey Through Time from Europe and Canada to the US

| Marie of Brienne, Latin Empress | |
| B: | 1224 |
| Alphonse of Brienne, Grand Chamberlain of France Count of Eu | |
| B: | Abt 1228 |
| Henry of Beaumont-sur-Sarthe | |
| D: | 1340 |
| Margaret of Beaumont -sur-Sarthe, Countess of Tripoli | |
| D: | 1328 |
| Joan of Beaumont-sur-Sarthe | |
| D: | 1323 |
| Louis of Beaumont-sur-Sarthe, Bishop of Durham | |
| B: | Bef 1270 |
| D: | 1333 |
| Louis of Brienne, Viscount of Beaumont-sur-Sarthe | |
| B: | Abt 1230 |
| Margaret de Fiennes | |
| B: | Aft 1269 |
| D: | 7 Feb 1333 |
| Edmund Mortimer, 2nd Baron Mortimer | |
| B: | 1251 |
| D: | 17 Jul 1304 |
| Blanche de Brienne, Baroness Tingry Dame de la Loupeland | |
| B: | Abt 1252 |
| D: | Abt 1302 |
| John de Brienne, II Sir Grand Butler of France Ambassador to Castille | |
| B: | Abt 1231 |
| D: | Abt 1296 |
| Jeanne de Châteaudun, Dame de Châteaudun | |
| B: | Abt 1227 |
| France | |
| D: | Aft 1252 |
| Marie de Coucy, Queen Consort of Scotland | |
| B: | Abt 1218 |
| France | |
| D: | 1285 |
|
| Berengaria of León, Empress Consort of Constantinople | |
| B: | 1204 |
| D: | 12 Apr 1237 |
| John of Brienne, I King of Jerusalem Latin Emperor of Constantinople | |
| B: | Abt 1170 |
| M: | 1224 |
| D: | 27 Mar 1237 |
We make every effort to document our research. If you have something you would like to add, please contact us.