Nmae and year of birth from Cynthia Glover (nee Coleman), whose great-great-grandfather was William Samuel Allen b.1843. (William's sister, Martha Allen, married Charles Oliver, youngest son of James and Ruth Oliver).

Knighthood and year of death from, "The History of the Stanhope Family" by Michael Stanhope, 2007. Website as at July 2014:
http://stanhopefamilyhistory.webs.com

Michael Stanhope writes that John took part In the civil wars of the time with the House of Lancaster. Sir John’s first wife was Catherine Molineaux although no children.
Second wife was Elizabeth Talbot - nine children:
1. Henry Stanhope
2. Sir Thomas Stanhope
3. Ranolph Stanhope
4. Robert Stanhope
5. William Stanhope
6. Elinore Stanhope
7. Helizabeth Stanhope
8. Maragret Stanhope
9. Anna Stanhope