| Father | Male John Thayer |
| Mother | Female Constance |
| Child 1 | Male Willihelmus Thayer |
| Born | 1525/1528 | Of Thornbury, Gloucestershire, England |
| Died | 1 Feb 1561 | Thornbury, Gloucestershire, England |
| Buried |
| Child 3 | Male William Thayer |
| Born | 1528 | Thornbury, Gloucester, England |
| Died | 1 Feb 1561 | Thornbury, Gloucester, England |
| Buried |
| Child 4 | Male John Thayer |
| Born | 1530 | Thornbury, Gloucestershire, England |
| Died | 12 Oct 1584 | Thornbury, Gloucestershire, England |
| Buried | ||
| Spouse | Mary Roberts | F15690 | |
| Married | 1556 | Thornbury, Gloucestershire, England |
| Spouse | Nusi Cooke | F15691 | |
| Married | ||
| Child 5 | Female + Constance Thayer |
| Born | 1531/1541 | , Thornbury, Gloucestershire, England |
| Died | , England |
|
| Buried | ||
| Spouse | Thomas Holbrook | F15688 | |
| Married | 9 Feb 1560 | , Thornbury, Gloucestershire, England |
| Child 6 | Female Jane Thayer |
| Born | 1532 | , Thornbury, Gloucester, England |
| Died | 12 Oct 1584 | Thornbury, Gloucester, England |
| Buried | ||
| Spouse | Thomas Jamys | F15692 | |
| Married | 6 Nov 1556 | Thornbury, Gloucester, England |
| Child 8 | Male Thomas Thayer |
| Born | 1534 | Thornbury, Gloucester, England |
| Died | 7 Mar 1573 | Thornbury, Gloucester, England |
| Buried | ||
| Spouse | Margaret Holbrook | F15693 | |
| Married | Thornbury, Gloucester, England |
|
| Spouse | Margaret Stenly | F15694 | |
| Married | ||
| Child 10 | Female Agneta Thayer |
| Born | 1537 | Thornbury, Gloucester, England |
| Died | 25 Apr 1571 | Thornbury, Gloucester, England |
| Buried |
| Child 13 | Female Alice Thayer |
| Born | 1540 | Thornbury, Gloucester, England |
| Died | 13 Dec 1586 | Thornbury, Gloucester, England |
| Buried |