John Wylley was born in 1514/15 in Thorley, co. Hertford, England. He signed a will on 1 May 1574. He died on 4 Oct 1575 in Thorley, co. Hertford, England. He was married to Joan Marsead on 30 Oct 1540.

Joan Marsead. Children were:

i. John Wylley was baptized on 4 Aug 1541 in Thorley, co. Hertford, England.
ii. Emmeret Wylley was baptized on 8 Nov 1543 in Thorley, co. Hertford, England.
iii. Agnes Wylley was born in 1544 in Thorley, co. Hertford, England. She died in 1645 in Bishop's Stortford, co. Hertford, England.
iv. Grace Wylley was born in Nov 1545 in Thorley, co. Hertford, England. She died on 29 Nov 1583 in Thorley, co. Hertford, England. She was buried on 29 Nov 1583.
v. Mary Wylley was born before 13 Nov 1548 in Thorley, co. Hertford, England. She was baptized on 13 Nov 1548 in Thorley, co. Hertford, England.
vi. Bridget Wylley.
vii. Edward Wylley was born in 1554 in Thorley, co. Hertford, England. He died in 1615 in Thorley, co. Hertford, England.
viii. George Wylley was born in 1556 in Thorley, co. Hertford, England. He died on 10 Sep 1612 in Bishop's Stortford, co. Hertford, England.
ix. Margaret Wylley was born in 1560 in Bishop's Stortford, co. Hertford, England.