| Sylvester Sears Coates | |
| B: | 2 Jul 1841 |
| West Hawley, Franklin County, Massachusetts | |
| D: | 30 Jun 1899 |
| Melrose, Middlesex County, Massachusetts | |
| Sarah Maria Barber | |
| B: | 16 Sep 1839 |
| Hebron, Tolland County, Connecticut | |
| M: | 10 Jun 1869 |
| Boston, Suffolk County, Massachusetts | |
| D: | 17 May 1914 |
| Melrose, Middlesex County, Massachusetts | |
| Maria Sophia Coates | |
| B: | 6 Dec 1844 |
| Hawley, Franklin County, Massachusetts | |
| D: | 11 Dec 1921 |
| David S. Davison, of Whitingham | |
| B: | Abt 1830 |
| D: | Unknown |
| Infant Coates | |
| B: | 15 Jul 1845 |
| Hawley, Franklin County, Massachusetts | |
| D: | 16 Jul 1846 |
| Hawley, Franklin County, Massachusetts | |
| Annie M. Coates | |
| B: | Jan 1860 |
| Shelburne, Franklin County, Massachusetts | |
| D: | 9 Aug 1860 |
| Shelburne, Franklin County, Massachusetts | |
| Hezekiah Crandel Coates | |
| B: | 18 Jun 1815 |
| Heath, Franklin County, Massachusetts | |
| D: | 21 Jun 1899 |
| Whitingham, Windham County, Vermont | |
| Emily Sears | |
| B: | 17 Jun 1819 |
| Hawley, Franklin County, Massachusetts | |
| M: | 28 Nov 1839 |
| D: | 31 Mar 1902 |
| Whitingham, Windham County, Vermont | |
1789-1871
| Hezekiah Coates, II | |
| B: | 1789 |
| Connecticut | |
| D: | 1871 |
| Vermont | |
1790-1818
| Sophia Thompson | |
| B: | 1790 |
| M: | 2 Sep 1810 |
| Colrain, Franklin County, Massachusetts | |
| D: | 1818 |