| Partner: | Adehamard DE COSTON ( - ) | |
| Partner: | (unknown) | |
| Children: | Alice DE COSTON (1881- ) | |
| Name: | Adehamard DE COSTON | |
| Sex: | Male | |
| Father: | - | |
| Mother: | - | |
| Occupation | Gentleman | |
| Name: | Alice DE COSTON | |
| Sex: | Female | |
| Spouse: | Xavier Royal Alfred de Morton de Bearney DE LA CHAPELLE (1875-1949) | |
| Birth | 1881 | |