| Male Oliver St John, Sir |
| Birth | ||
| Death | 1437 | |
| Burial | ||
| Marriage | ||
| Father | John St John, Sir | F52 Group Sheet | |
| Mother | Isabel Paveley | F52 Group Sheet | |
| Female Margaret Beauchamp, of Bletso |
| Birth | Abt. 1410 | |
| Death | Bef. 3 Jun 1482 | |
| Burial | ||
| Other Spouse | John de Beaufort, 1st Duke of Somerset, 3rd Earl of Somerset, KG | F2092 | |
| Marriage | ||
| Father | John Beauchamp, Sir, de jure 3rd Baron Beauchamp of Bletso | F609 Group Sheet | |
| Mother | Edith Stourton | F609 Group Sheet | |
| Male John St John, Sir, of Bletsoe |
| Birth | ||
| Death | Abt. 1513 | |
| Burial | ||
| Spouse | Alice Bradshagh | F181 | |
| Marriage | ||
| Female Elizabeth St John |
| Birth | ||
| Death | Bef. 3 Jul 1494 | |
| Burial | ||
| Spouse | William la Zouche, 5th Baron Zouche of Harringworth, | F4955 | |
| Marriage | ||