| Father | Peter Schoenberg (1836 - 1904) |
| Mother | Anna Marie Koenigs (1844 - ) |
| Sibling | Mathias Schoenberg (1863 - ) |
| Sibling | Mary Schoenberg (1864 - ) |
| Sibling | Joseph Schoenberg (1866 - ) |
| Sibling | Katherine Schoenberg (1867 - ) |
| Sibling | John Schoenberg (1868 - ) |
| Sibling | Michael Schoenberg (1870 - ) |
| Sibling | Anna Schoenberg (1873 - ) |
| Sibling | Elizabeth Schoenberg (1874 - ) |
| Sibling | Frank Schoenberg (1876 - ) |
| Sibling | Barbara Schoenberg (1878 - ) |
| Sibling | Jacob Arthur Schoenberg (1880 - 1945) |
| Sibling | Helen Schoenberg (1882 - ) |
| Sibling | Peter Schoenberg (1885 - 1885) |