Family Group SheetHUSBAND | Alexander Seys Sr (LZHL-16H) | BIRTH | 1567 | Boverton, Glamorgan, Wales | DEATH | 23 April 1628 | | BURIAL | | ,Newport,Monmouthshire,England | MARRIAGE | 1592 | Wales | FATHER | Roger Seys AG of Wales (LK54-XSV) | MOTHER | Elizabeth Voss (LK54-X3V) | | WIFE | Florence Vaen (LC3K-5H9) | BIRTH | 1571 | Brecon, Breconshire, Wales | DEATH | 1650 | Wales |
| CHILDREN | 1. | Catherine Seys (LZHL-1CK) FEMALE | | BIRTH | about 1606 | Maes-Glas, Flintshire, Wales | DEATH | | | MARRIAGE | 3 August 1633 | John Nicholson (MM5Q-W82); Saint Botolph Bishopsgate, London, London, England |
| 2. | Andrew Seys (LZHL-1NQ) MALE | | BIRTH | about 1592 | of Maesglas Castle, Wales | DEATH | 16 January 1613 | | MARRIAGE | 16 January 1613 | Joan Roberts (K87Z-VW4); |
| 3. | Alexander Seys Jr (LZHL-18C) MALE | | BIRTH | 1594 | Maesglas Castle, Radnor, Wales | DEATH | | Will dated 1639; s.p. |
| 4. | William Seys (9HV6-HQK) MALE | | BIRTH | about 1596 | of Maesglas Castle, Radnor, Wales | DEATH | | |
| 5. | Richard Seys (LZHL-1JK) MALE | | BIRTH | about 1598 | of Maesglas Castle, Radnor, Wales | DEATH | 1628 | |
| 6. | Roger Seys Sr (LZHL-1Y7) MALE | | BIRTH | about 1600 | of Maesglas Castle, Radnor, Wales | DEATH | Will proved 1644 | |
| 7. | Eleanor Seys (LZHL-1R8) FEMALE | | BIRTH | about 1602 | of Maesglas Castle, Wales | DEATH | | |
| 8. | Florence Seys (LZHL-159) FEMALE | | BIRTH | about 1604 | of Maesglas Castle, Wales | DEATH | 1 March 1668 | | MARRIAGE | 1623 | Giles Morgan (KHLC-TZ6); |
|