Jonas Warren Jr. was born 23 February 1724 in Westborough, Worcester County, Massachusetts to Jonas Warren (1697-) and Elizabeth Seaverns (1700-) and died circa 1771 Massachusetts of unspecified causes. He married Hannah Forbush (1723-1767) 19 June 1746 in Westborough, Worcester County, Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Jonas Warren (1752-1821) | |||
| Elisha Warren (1754-) | |||
| Hannah Warren (1758-1777) | |||
| Sarah Warren (1760-) | |||
| Abner Warren (1763-) | |||
| Solomon Warren (1766-) | |||
Siblings
| Name | Birth | Death | Joined with |
| Marah Warren (1719-) | |||
| Elijah Warren (1721-) | |||
| Jonas Warren (1724-1771) | 23 February 1724 Westborough, Worcester County, Massachusetts | 1771 Massachusetts | Hannah Forbush (1723-1767) |
| Samuel Warren (1725-1727) | |||
| Aaron Warren (1727-) | |||
| Samuel Warrent (1729-) | |||
| Elizabeth Warren (1731-) | |||
| Sarah Warren (1734-) | |||
| Abner Warren (1736-1761) | |||
| Anna Warren (1738-) | |||
| Levi Warren (1741-) | |||