Children |
| 1. Mary Hartwell, b. May 1738, Westford, Middlesex, Massachusetts Bay, British Colonial America d. 17 Feb 1826, Chesterfield, Cheshire, New Hampshire, United States (Age ~ 87 years) |
| 2. Elizabeth Hartwell, b. Feb 1719, Concord, Middlesex, Massachusetts Bay, British Colonial America d. 1 May 1720, Concord, Middlesex, Massachusetts Bay, British Colonial America (Age ~ 1 years) |
| 3. Jonathan Hartwell, b. 4 Jul 1721, Concord, Middlesex, Massachusetts Bay Colony, British Colonial America d. 19 Feb 1738, Westford, Middlesex, Massachusetts, United States (Age 16 years) |
| 4. Sarah Hartwell, b. 22 Sep 1723, Chelmsford, Middlesex, Massachusetts Bay Colony, British Colonial America |
| 5. Peter Hartwell, b. 5 Mar 1724, Chelmsford, Chelmsford, Middlesex, Massachusetts, United States d. 1763 (Age 38 years) |
| 6. Thomas Hartwell, b. 6 Mar 1727, Chelmsford, Middlesex, Massachusetts, United States d. 1757 (Age 29 years) |
| 7. Oliver Hartwell, b. 9 Mar 1729, Chelmsford, Middlesex, Massachusetts, United States |
| 8. Charles Hartwell, b. 22 Feb 1730, Westford, Middlesex, Massachusetts |
| 9. Elizabeth Hartwell, b. 13 Feb 1731, Westford, Middlesex, Massachusetts, United States d. 10 Feb 1826, Westford, Middlesex, Massachusetts, United States (Age 94 years) |
| 10. Jonathan Hartwell, b. 19 Sep 1741, Westford, Middlesex, Massachusetts Bay, British Colonial America |
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