John Belt was born 17 October 1645 in Norfolk, Virginia, United States to Humphrey Belt (1615-1663) and Anne Graggen (1620-1690) and died 17 November 1698 Annapolis, Maryland, United States of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| Charity Belt (1686-1768) | 16 August 1686 Annapolis, Maryland, United States | 13 September 1768 Bowie, Maryland, United States | James Mullikin (1681-1740) |
Siblings
| Name | Birth | Death | Joined with |
| John Joseph Belt (1645-1698) | 17 October 1645 Norfolk, Virginia, United States | 17 November 1698 Annapolis, Maryland, United States | Elizabeth Tydings (1654-1737) |