William Potter Sen was born 1582 in Lewes, East Sussex, England and died 14 August 1619 St. Thomas in the Cliffe, Lewes, East Sussex, England of unspecified causes. He married Hannah Landford (1600-1658) 6 October 1607 in St. Thomas in the Cliffe, Lewes, East Sussex, England.
Children
| Name | Birth | Death | Joined with |
| William Potter (1608-1662) | 28 August 1608 Lewes, Sussex, England | 6 June 1662 New Haven, New Haven County, Connecticut | Frances Potter (1611-1662) |
| John Potter (1609-1643) | |||
| Mary Potter (1612-) | |||
| Steven Potter (1614-) | |||
Siblings