John Baldwin Jr was born 13 April 1657 in Milford, New Haven County, Connecticut to John Baldwin (1635-1683) and Hannah Birchard (1633-1671) and died 13 December 1739 Newark, Essex County, New Jersey of unspecified causes. He married Experience Abell (1653-1705) 1673 in Rehoboth, Bristol County, Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Experience Baldwin (1684-1741) | |||
| John Baldwin (1687-1745) | |||
| Mary Baldwin (1692-1722) | |||
| Mehitable Baldwin (1695-1784) | |||
Siblings