Family: Guillaume Mergen & Mary Errthium
m. 1894
 | Th?odor Mergen (1835-1885) 
|
 | Anna Maria Simmerl (1838-1913)
|
| Maria Mergen (1865-1865) |
| Pierre Mergen (1866-1952)  |
| Josephine Mergen (1868- ) |
| Marie Mergen (1870- ) |
| Elisabeth Mergen (1872- ) |
| Etienne Mergen (1875-1950) |
| Nicolas Mergen (1878-1954) |
| Madeleine Mergen (1881-1968) |
| Jean Pierre Mergen (1883-1949) |
| Guillaume Mergen (1863- )
|
| Mary Errthium (1875-1952) |
| Susie Mergen (1889- ) |
| Cecilia Mergen (1894- ) |
| Michael Mergen (1896-1993) |
| Edward Mergen (1898-1983) |
| William Mergen (1901-1969) |
| John Mergen (1905-1988) |
| Marie Mergen (1907-2001) |
| Pierre Mergen (1909-1989) |
| Lawrence Mergen (1912-1975) |