| Male Hon. Arthur Marcus Lowther Crofton |
| Birth | 7 Sep 1898 | |
| Death | 23 May 1962 | |
| Burial | ||
| Marriage | 26 Nov 1919 | |
| Divorced | 1923 | |
| Other Spouse | Ursula Augusta Jane (married cousin (9) Mahon | F316 | |
| Marriage | 17 Jul 1929 | |
| Other Spouse | Olive Delacey Tainton | F317 | |
| Marriage | 1926 | |
| Other Spouse | Madelaine Barbara Heath | F318 | |
| Marriage | 4 Oct 1951 | |
| Father | Arthur Edward Lowther (Midge) Crofton, 4th Baron | F252 Group Sheet | |
| Mother | Jessie Castle Hewitson | F252 Group Sheet | |