| Louis de Brienne Knt., etc. ( - >1297) |
|
| Agnès de Beaumont ( - 1305) |
| John de Vesci Knt., Constable of Scarborough Castle | Isabel de Brienne |
| b. 18 Jul 1244 d. prob. 10 Feb 1288/9, Montpellier, Gascony bur. (1) Alnwick Abbey, Northamptonshire, England occ. cen. im. . ud. |
b. d. bef 1 Dec 1334 bur. Choir, Black Friars, Scarborough, Yorkshire, England occ. cen. im. . ud. |