| Lord Thomas de Clifford |
| Lord Thomas de Clifford | |
| B: | 26 Mar 1414 |
| D: | 22 May 1455 |
| St. Albans, Hertfordshire, England | |
| Joan Dacre | |
| M: | 1424 |
| Elizabeth Percy |
| Elizabeth Percy | |
| D: | 26 Oct 1437 |
| Lord John de Clifford |
| Lord John de Clifford | |
| D: | 13 Mar 1421 |
| Meaux, Seine-Et-Marne, ?le-de-France, France | |
| Sir Henry "Hotspur" Percy |
| Sir Henry "Hotspur" Percy | |
| B: | 20 May 1364 |
| D: | 21 Jul 1403 |
| Shrewsbury, Shropshire, England | |
|
| Phillipa Plantagenet, of Ulster |
| Phillipa Plantagenet, of Ulster | |
| B: | 16 Aug 1355 |
| D: | 1 Jan 1382 |
| Edmund de Mortimer, Earl Of March |
| Edmund de Mortimer, Earl Of March | |
| B: | 1352 |
| M: | 1368 |
| D: | 26 Dec 1381 |