| Children |
| | 1. Henery Underwood, b. 1739, Chester County, Pennsylvania  |
| | 2. Alexander Underwood, b. 1740, London Grove, Chester Co, Pennsylvania, USA d. 1805, Montgomery, North Carolina, United States (Age 65 years) |
| | 3. Mary Underwood, b. 22 Mar 1742, London Grove, Chester, Pennsylvania, United States d. 10 Jan 1789, Cane Creek, Orange, North Carolina, United States (Age 46 years) |
| | 4. Samuel Underwood, b. 1745, London Grove, Chester, Pa d. 25 April 1803, Franklin Co., Va (Age 58 years) |
| | 5. Benjamin Underwood, b. 1747, Chester County, Pennsylvania  |
| | 6. Anne Underwood, b. 1749, Chester County, Pennsylvania  |
| | 7. Jane Underwood, b. 1752, Chester County, Pennsylvania  |
| | 8. James Underwood, b. 1752, Chester County, Pennsylvania d. 1834, Highland County, Ohio (Age 82 years) |
| | 9. Ruth Underwood, b. 1755, Chester County, Pennsylvania  |
| | 10. Sarah Underwood, b. 1757, Chester County, Pennsylvania  |
| | 11. Sally Underwood, b. 1757, York, York, Pennsylvania, United States  |
| | 12. Elizabeth Underwood, b. 1758, Chester County, Pennsylvania  |
| | 13. Christiana Underwood, b. 17 Oct 1758 |
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