MaleHenry PERCY, 1st Earl of Northumberland, 4th Baron Percy, King |
| Birth | 10 Nov 1341 | Alnwick, Northumberland, England |
| Death | 20 Feb 1408 | Braham Moor, Yorkshire, England |
| Burial | ||
| Marriage | ||
| Other Spouse | Maud DE LUCY, Baroness Lucy | F5432 | |
| Marriage | 1381 | |
| Father | Henry DE PERCY, 3rd Baron Percy of Alnwick | F3842 Group Sheet | |
| Mother | Mary, of Lancaster | F3842 Group Sheet | |
FemaleMargaret NEVILLE |
| Birth | 12 Feb 1329 | |
| Death | 12 May 1372 | |
| Burial | ||
| Other Spouse | William DE ROS, 3rd Baron Ros | F5395 | |
| Marriage | ||
| Other Spouse | Sir Jean WILLIAM, 6th Earl deRoss | F5397 | |
| Marriage | ||
| Father | Ralph NEVILLE, 2nd Baron Neville of Raby | F5387 Group Sheet | |
| Mother | Alice DE AUDLEY | F5387 Group Sheet | |
Male+ Sir Henry PERCY, KG |
| Birth | 20 May 1364 | Northumberland, England |
| Death | 21 Jul 1403 | |
| Burial | ||
| Spouse | Elizabeth MORTIMER, Baroness Camoys | F5481 | |
| Marriage | ||