Eleazer Alden was born 24 September 1694 in Bridgewater, Plymouth County, Massachusetts, Great Britain to Joseph Alden (1668-1747) and Hannah Dunham (1670-1748) and died 29 January 1773 Bridgewater, Plymouth County, Massachusetts, Kingdom of Great Britain of unspecified causes. He married Martha Shaw (1700-1769) 11 May 1720 in Bridgewater, Plymouth County, Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Timothy Alden (1719-) | |||
| Jonathan Alden (1721-1805) | 22 June 1721 Bridgewater, Plymouth County, Massachusetts, United States | 1805 Greenwich, Hampshire County, Massachusetts, United States | Experience Hayward (1710-1809) |
| Eleazer Alden (1723-1803) | |||
| Abraham Alden (1725-1726) | |||
| David Alden (1727-1807) | |||
| Joshua Alden (1729-1809) | |||
| Abigail Alden (1731-) | |||
| Caleb Alden (1731-1733) | |||
| Ezra Alden (1734-1815) | |||
| Timothy Alden (1736-1828) | 24 November 1736 Brockton, Plymouth County, Massachusetts, United Kingdom | 13 November 1828 Yarmouth, Barnstable County, Massachusetts, United States | Sarah Weld (1738-1796) |
Siblings
| Name | Birth | Death | Joined with |
| Daniel Alden (1690-1767) | |||
| Joseph Alden (1693-1695) | |||
| Eleazer Alden (1694-1773) | 24 September 1694 Bridgewater, Plymouth County, Massachusetts, Great Britain | 29 January 1773 Bridgewater, Plymouth County, Massachusetts, Kingdom of Great Britain | Martha Shaw (1700-1769) |
| Hannah Alden (1696-1775) | |||
| Mary Alden (1699-1782) | |||
| Joseph Alden (1700-1704) | |||
| Jonathan Alden (1703-1704) | |||
| Samuel Alden (1705-1783) | 20 August 1705 Bridgewater, Plymouth County, Massachusetts | 24 March 1783 Bridgewater, Plymouth County, Massachusetts, United States | Abiah Edson (1706-1749) Rebecca Washburn (1711-1785) |
| Mehetabel Alden (1707-1739) | |||
| Seth Alden (1710-1784) | |||