| Father | Charles William Penrose (1832 - 1925) |
| Mother | Louisa Elizabeth Lusty (1843 - 1925) |
| Sibling | Amy Blanche Penrose (1863 - 1952) |
| Sibling | Herbert Lusty Penrose (1869 - 1937) |
| Sibling | Ettie May Penrose (1872 - 1972) |
| Sibling | Nellie Penrose (1875 - 1963) |
| Sibling | Frank William Penrose (1876 - 1949) |
| Sibling | Flora Penrose (1878 - 1878) |
| Sibling | Lulu Penrose (1879 - 1965) |
| Sibling | Arthur James Penrose (1881 - 1882) |
| Sibling | Bertrand August Penrose (1883 - 1918) |
| Sibling | Leo Eugene Penrose (1886 - 1974) |
| Sibling | Ernest C. Penrose (1892 - ) |