| Person | [Birth - Death] | Spouse |
|---|---|---|
| Agnes Underdown | [after 28 February 1540 - ?] | |
| Agnes Underdown | [about 15 January 1575 - ?] | |
| Elenor Underdown | [after 2 October 1503 - ?] | |
| Ellen Underdown | [about 22 September 1602 - ?] | |
| Joan Underdown | [about 31 October 1570 - ?] | |
| John Underdown | [? - ?] | |
| John Underdown | [after 28 February 1537 - ?] | |
| John Underdown | [about 1 May 1573 - ?] | |
| Katherine Underdown | [about 21 September 1577 - ?] | |
| Margery Underdown | [about 5 May 1588 - ?] | |
| Mary Underdown | [about 17 September 1598 - about 19 April 1678] | John Tomlin |
| Nicholas Underdown | [? - 1481] | |
| Nicholas Underdown | [? - (28 September-30 November 1484)] | Denise |
| Richard Underdown | [after 28 September 1468 - (2 October 1524-20 February 1525)] | Agnes, Consent |
| Richard Underdown | [after 2 October 1503 - ?] | |
| Richard Underdown | [? - about 10 January 1620] | Margery Coppin |
| Richard Underdown | [about 27 April 1584 - ?] | |
| Stephen Underdown | [about 12 February 1581 - ?] | |
| Vincent Underdown | [after 28 September 1463 - ?] | |
| Vincent Underdown | [before 2 October 1503 - (28 February 1558-16 May 1559)] | Christian |
| Vincent Underdown | [about 1 November 1568 - about 10 November 1625] | Phillis Estice |
| Vincent Underdown | [? - ?] | |
| William Underdown | [after 28 February 1537 - ?] |