Josiah Snell was born 5 May 1674 in Bridgewater, Plymouth County, Massachusetts to Thomas Snell (1634-1724) and Martha Harris (1650-1689) and died 4 April 1753 Bridgewater, Plymouth County, Massachusetts of unspecified causes. He married Anna Alden (1678-1705) 21 December 1699 in Duxbury, Plymouth County, Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Josiah Snell (1701-1785) | |||
| Abigail Snell (1703-1775) | |||
| Zachariah Snell (1704-1768) | 17 March 1704 Bridgewater, Plymouth County, Massachusetts | 6 May 1768 North Bridgewater, Plymouth County, Massachusetts | Abigail Hayward (1702-1796) |
| Anna Snell (1705-) | |||
Siblings