The will quoted on Williams profile and that of his parent and ?gparent seem to exist and can be obtained from Hampshire County Record Office. http://calm.hants.gov.uk/default.aspx
John Knight 11 (Knight -187)
Bio says died Romsey, 9 September 1549 but in location field Surrey. This would seem to be incorrect.
A John knight died end of 1549. He was a guardian of Romsey Abbey . He left 6s 8d for parish church of Romsey (ie the Abbey) . Overseer of the will a John Ham who was also a guardian
P 270 Records of Romsey Abbey https://archive.org/stream/recordsromseyab00livegoog#page/n368/mode/2up/search/Knyght
This will at the Hampshire Records Office could be his.
Title Will and inventory of John Knight (Knyght) of Romsey, Hampshire Date 1550
John Knight (111) Knight-186 died in 1560 will quoted on profile
Probable will reference (HRO)Alt Ref No 1560U/073
Title Will of John Knight (Knyght) of Cupernham, Romsey, Hampshire Date 1560
William Knight ( Knight-193 ) died will prob 1569
Probable will reference (HRO) Alt Ref No 1569A/40
Title Will and inventory of William Knight of Romsey, Hampshire, husbandman Date 1569
There are many other Knight wills in the archive including perhaps, the will of Elizabeth, William's widow ( Will and inventory of Elizabeth Knight of Romsey, Hampshire, widow 1570)