John Fullerton was born 30 September 1696 in Boston, Suffolk County, Massachusetts to Alexander Fullerton (1674-1760) and Mary Ellen Jones (1672-1739) and died June 1780 Marshfield, Plymouth County, Massachusetts of unspecified causes. He married Ruth Samson (1698-1746) 13 October 1720 in Marshfield, Plymouth County, Massachusetts. He married Rebecca Delano (1720-1770) 17 April 1746 in Marshfield, Plymouth County, Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Mercy Fullerton (1721-1808) | 11 November 1721 Marshfield, Plymouth County, Massachusetts | 4 December 1808 Duxbury, Plymouth County, Massachusetts | Joseph Soule (1722-1800) |
| Mary Fullerton (1723-) | |||
| William Fullerton (1725-1825) | |||
| Anna Fullerton (1728-) | |||
| John Fullerton (1730-1817) | |||
| Alethea Fullerton (1732-1799) | |||
| Ruth Fullerton (1738-1835) | |||
| Deborah Fullerton (1742-1822) | |||
| Name | Birth | Death | Joined with |
| Hannah Fullerton (1748-1786) | |||
| Penelope Fullerton (1753-1815) | |||
| Sarah Fullerton (1754-) | |||
| Jane Fullerton (1756-) | |||
| Lucia Fullerton (1758-1843) | |||
| Arunah Fullerton (1761-1800) | |||
| Abigail Fullerton (1765-1836) | |||
Siblings