| Male John Duncan Grimston, 7th Earl of Verulam |
| Birth | ||
| Death | ||
| Burial | ||
| Marriage | ||
| Father | John Grimston, 6th Earl of Verulam | F1560 Group Sheet | |
| Mother | Marjorie Ray Duncan | F1560 Group Sheet | |
| Male Viscount James Grimston |
| Birth | ||
| Death | ||
| Burial | ||
| Spouse | Rosanagh Viola Alexandra Innes-Ker | F1564 | |
| Marriage | ||