| Father | Frederick Schuster (1859 - 1947) |
| Mother | Louisa Margaretha Petri (1861 - 1933) |
| Sibling | Philip F. Schuster (1883 - 1973) |
| Sibling | Carolina "Lena" Schuster (1885 - 1980) |
| Sibling | Fred Carl Schuster (1886 - 1960) |
| Sibling | John Walter Schuster (1888 - 1928) |
| Sibling | Conrad Arthur Schuster (1890 - 1977) |
| Sibling | William Heinrich Schuster (1892 - 1973) |
| Sibling | George Edward Schuster (1893 - 1967) |
| Sibling | Louis Edward Schuster (1896 - 1974) |
| Sibling | Alfred Jacob Schuster (1899 - 1979) |
| Sibling | Ella Susan Schuster (1903 - 1990) |