| Partner: | John D'SILVA ( - ) | |
| Partner: | (unknown) | |
| Children: | Jocob Nicholas D'SILVA (1830?- ) | |
| Name: | John D'SILVA | |
| Sex: | Male | |
| Father: | - | |
| Mother: | - | |
| Name: | Jocob Nicholas D'SILVA | |
| Sex: | Male | |
| Spouse: | Ann Caroline RABAN (1840?-1905) | |
| Birth | 1830 (est) | |
| Occupation | Assistant in Chief Engineers Office | |
Name taken from the marriage record of his son Jacob Nicholas