| Father | Male Henry De Percy |
| Born | 26 Jan 1392 | Alnwick, Northumberland, England |
| Died | 13 May 1455 | Battle Of, St Albans, Hertffordshire, England |
| Buried | Abbey Church, St Albans, Hertfordshire, England |
|
| Married | Abt Sep 1414 | Alnwick, Northumberland, England |
| Father | Henry "Hotspur" De Percy | F26287 Group Sheet | |
| Mother | Elizabeth Mortimer | F26287 Group Sheet | |
| Mother | Female Eleanor Neville |
| Born | Abt 1406 | |
| Died | 1471 | England |
| Buried | ||
| Father | Ralph De Neville | F26288 Group Sheet | |
| Mother | Joan De Beaufort | F26288 Group Sheet | |
| Child 4 | Male John Percy |
| Born | 29 Jun 1418 | Warkworth, Northumberland, England |
| Died | INFANT | England |
| Buried |
| Child 6 | Male + Henry Percy |
| Born | 16 Jul 1421 | Leconfield, Yorkshire, England |
| Died | 20 Mar 1461 | |
| Buried | St Deny Church, York, Yorkshire, England |
|
| Spouse | Eleanor Poynings | F26284 | |
| Married | Abt 1445 | England |
| Child 7 | Male Thomas Percy |
| Born | 20 Nov 1422 | Leconfield, Yorkshire, England |
| Died | 1 Jul 1460 | Battle Of, Northampton, Northamptonshire, England |
| Buried |
| Child 8 | Female Catherine Percy |
| Born | 9 May 1423 | Leconfield, Yorkshire, England |
| Died | Abt 1498 | England |
| Buried |
| Child 9 | Male Son Percy |
| Born | 15 Jul 1424 | Leconfield, Yorkshire, England |
| Died | England |
|
| Buried | 5 Nov 1474 | England |
| Child 11 | Male Ralph Percy |
| Born | 2 Aug 1425 | Leconfield, Yorkshire, England |
| Died | 16 Apr 1464 | Hedgeley Moor, Northumberland, England |
| Buried |
| Child 13 | Male Richard Percy |
| Born | Abt 1425/1426 | Leconfield, Yorkshire, England |
| Died | 20 Mar 1461 | England |
| Buried |
| Child 14 | Male William Percy |
| Born | 29 Mar 1428 | Leconfield, Yorkshire, England |
| Died | 1502 Or 1462 | England |
| Buried |
| Child 15 | Female Ann Percy |
| Born | Abt 1427 | Alnwick, Northumberland, England |
| Died | 25 Jun 1522 | |
| Buried | St. Margaret's Westminster, London, Middlesex, England |