| Birth | 1449 27 27 |
| Marriage | Maud Herbert — View this family yes |
| Death of a paternal grandfather | Henry Percy May 22, 1455 (Age 6 years) |
| Death of a father | Henry Percy March 29, 1461 (Age 12 years) |
| Death of a paternal grandmother | Lady Eleanor Neville 1472 (Age 23 years) |
| Birth of a son #1 | Sir Henry Algernon Percy January 13, 1477 (Age 28 years) |
| Death of a mother | Eleanor Poynings February 11, 1484 (Age 35 years) |
| Death of a wife | Maud Herbert July 27, 1485 (Age 36 years) |
| Death of a sister | Margaret Percy March 4, 1486 (Age 37 years) |
| Death | April 28, 1489 (Age 40 years) |