Rebecca Gager was born 1713 in Norwich, New London County, Connecticut, United States to Samuel Gager (1654-1740) and Rebecca Lay (1660-1717) and died 8 January 1779 of unspecified causes. He married William Manwaring (1708-1779) 1737 .
Children
| Name | Birth | Death | Joined with |
| Lucy Manwaring (1738-) | |||
| David Manwaring (1741-1804) | 3 February 1741 New London, New London County, Connecticut, United States | 8 May 1804 New York City, New York, United States | Martha Saltonstall (1748-1823) |
| Sarah Manwaring (1743-) | |||
| Rebecca Manwaring (1746-1791) | |||
Siblings