John Threston was born on an unknown date and died 5 October 1558 Yorkshire, UK of unspecified causes.
- Book The family of Twysden and Twisden" their history and archives from an original by Sir John Ramskill Twisden completed by C. H. Dudley Ward.
Pages 63 and 65
- Index of Wills in the York Registry: 1554 to 1568 By York (England), Ely Wilkinson Crossley, Yorkshire Archaeological and Topographical Association, Yorkshire Archaeological Society
Page 164 - October 5, 1558