| Father | George Williston (1800 - 1880) |
| Mother | Janet Goodfellow (1812 - 1877) |
| Sibling | Mary Williston (1837 - 1902) |
| Sibling | Janet Jennie Williston (1853 - 1910) |
| Sibling | Phoebe Williston (1831 - 1912) |
| Sibling | John Bailey Williston (1843 - 1928) |
| Sibling | Benjamin Williston (1850 - ) |
| Sibling | William Alexander Williston (1847 - 1902) |
| Sibling | Alice W. Elspeth Williston (1835 - 1906) |
| Sibling | Ann Esther Williston (1839 - 1916) |
| Sibling | Benjamin Williston (1849 - ) |
| Sibling | John Bailey Williston Jr. (1833 - 1835) |
| Sibling | James G Williston (1840 - 1913) |
| Sibling | Isabella Williston (1829 - 1907) |
| Sibling | Robert A Williston (1844 - 1920) |