| Children |
| | 1. Matthew BECKWITH, II, b. 22 Sep 1637, Saybrook Middlesex Connecticut d. 4 Jun 1727, Lyme, New London, Connecticut, United States (Age 89 years) |
| | 2. Nathaniel BECKWITH, b. Jun 1642, New London, New London, Connecticut, United States d. 25 Dec 1725, Lyme, New London, Connecticut, United States (Age 83 years) |
| | 3. Mary BECKWITH, b. 1643, New London, New London, Connecticut, United States d. 7 Feb 1693, Lyme, New London, Connecticut, USA (Age 50 years) |
| | 4. Catherine BECKWITH, b. 1647, Of, Anne Arundel, Maryland, United States d. 1710, Anne Arundel, Maryland, United States (Age 63 years) |
| | 5. Elizabeth BECKWITH, b. 1 Jan 1647, New London, New London, Connecticut, British Colonial America d. 15 Jan 1719, Haddam, Middlesex, Connecticut, British Colonial America (Age 72 years) |
| | 6. Sarah BECKWITH, b. From 1649 to 1650, Lyme, New London, Connecticut, United States d. Bef 1674 (Age < 24 years) |
| | 7. Joseph BECKWITH, b. Abt 1653, New London, Connecticut, British Colonial America d. Abt 1707, Lyme, New London, Connecticut, British Colonial America (Age 54 years) |
| | 8. John BECKWITH, b. Abt 1665, New London, Colony of Connecticut, British Colonial America d. 5 Dec 1757, New London, Colony of Connecticut, British Colonial America (Age 92 years) |
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