| Spouse |
Agnis Cole, b. Bef 31 Oct 1544, Therfield, Hertfordshire, UK , d. Bef 12 Jul 1607, Little Hadham, Hertfordshire, UK (Age < 62 years) |
| Children |
| | 1. Elizabeth Brett, b. Bef 2 Feb 1573, Little Hadham, Hertfordshire, UK  |
| | 2. James Brett, b. Bef 24 Oct 1574, Little Hadham, Hertfordshire, UK  |
| | 3. Agnes Brett, b. Bef 20 Nov 1575, Little Hadham, Hertfordshire, UK  |
| | 4. Mary Brett, b. Bef 3 Mar 1577, Little Hadham, Hertfordshire, UK  |
| | 5. George Brett, b. Bef 23 Oct 1581, Little Hadham, Hertfordshire, UK  |
| + | 6. Rose Brett, b. Bef 17 Aug 1587, Little Hadham, Hertfordshire, UK , d. Bef 6 Mar 1647, Little Hadham, Hertfordshire, UK (Age < 59 years) |
|