William HORWOOD married Judith RUSH in 1756 and baptised six children between 1758 and 1766 including Hannah HORWOOD. Hannah, and a son William, both married into the MORTIMER family.
One of the William HORWOODs was christened on 21 Feb 1727 at Bicester, and his genealogy is given in this research.
Other information:
There were probably two William HORWOODs in the vicinity of Bicester raising families at the same time. One attended the parish church at Bucknell which is just outside Bicester, and one attended the church in Bicester. The Bucknell William HORWOOD baptised five children with Martha/Mary in Bucknell between 1750 and 1760.