| Father | Cornelis Paulusz. Moerman (1854 - 1907) |
| Mother | Adriana Pietersdr. Sluijter (1857 - 1928) |
| Sibling | Adriana Moerman (1878 - 1953) |
| Sibling | Magdalena Cornelisdr. "Lena" Moerman (1879 - 1936) |
| Sibling | Paulus Cornelisz. Moerman (1880 - 1973) |
| Sibling | Pieter Moerman (1882 - 1883) |
| Sibling | Jan Moerman (1883 - 1884) |
| Sibling | Pieter Moerman (1884 - 1884) |
| Sibling | Maria Moerman (1885 - 1886) |
| Sibling | Pieter Cornelisz. Moerman (1889 - 1964) |
| Sibling | Jan Moerman (1891 - 1916) |
| Sibling | Maria Moerman (1894 - 1958) |
| Sibling | Elsje Moerman (1896 - ) |
| Sibling | Cornelis Moerman (1897 - 1901) |
