| Father | John Bartley SMITHSON ( - ) |
| Mother | Jane CADD/CODD ( - ) |
| Sibling | Thomas Allen SMITHSON (1867 - ) |
| Sibling | John Bartley SMITHSON (1868 - ) |
| Sibling | James Albert SMITHSON (1871 - ) |
| Sibling | Rosadell SMITHSON (1873 - ) |
| Sibling | Effie Jane SMITHSON (1877 - ) |
| Sibling | William Francis SMITHSON (1878 - ) |
| Sibling | Adolphus Henry SMITHSON (1880 - ) |
| Sibling | George Alma SMITHSON (1882 - ) |
| Sibling | Mary Ellen SMITHSON (1883 - ) |
| Sibling | Freeman Joseph SMITHSON (1883 - ) |
| Sibling | Charles Fredrick SMITHSON (1889 - ) |
| Sibling | Nellie SMITHSON ( - 1910) |