George Hartwell (1836-1910) 
|
Jane Foster (1840-1899)
|
| Thomas William Hartwell (1863- ) |
| George John Hartwell (1865- ) |
| Joseph Hartwell (1870- ) |
| Kate Alice Hartwell (1873- ) |
Mary Hannah Hartwell (1877- )  |
| Frank John Hartwell (1871-1947)
|
| Charlotte Parr (1875- )
|
| Lilian Hartwell (1897- ) |
| Frank Hartwell (1898- ) |
 | Reginald Hartwell (1900-1966) |
| Charles Hartwell (1902- ) |
| John Hartwell (1907- ) |
