| Father | Cornelious Westervelt (1798 - 1877) |
| Mother | Jane Van Voorhees (1801 - 1844) |
| Sibling | Elizabeth Westervelt (1835 - 1863) |
| Sibling | Elizabeth Westervelt (1840 - ) |
| Sibling | Ann Westervelt (1819 - ) |
| Sibling | Corneliuh C Westervelt (1821 - ) |
| Sibling | Cornelius Westervelt (1825 - ) |
| Sibling | Catharine Margarett Westervelt (1826 - ) |
| Sibling | Peter F. A. Westervelt (1842 - ) |
| Sibling | Catharine Margaret Westervelt (1826 - 1909) |
| Sibling | Jane Westervelt (1832 - ) |
| Sibling | Peter V. A. Westervelt (1838 - ) |
| Sibling | Jane A. Westervelt (1834 - ) |