Might they also have been the parents of Constance who married John de Mitford c. 1415-1425? (Ref Burke's Landed Gentry of 1978 on Mitford of Mitford.) Yes, according to Paul Reed in Apr 2003:
From: reedpcgen@aol.com (Reedpcgen)
Newsgroups: soc.genealogy.medieval
Date: 04 Apr 2003 22:31:09 GMT
Subject: Re: Robert Ogle and Maud/Matilda GreyThe Visitations of the North, ca. 1480-1500, give the children of "Dominus"
Robert Ogle, knight, and Matilda, daughter of lord John Gray, knight, as
Margaret, m. lord Robert Gray of Harbottle, and then Bellingham,
Robert, 1st lord Ogle, m. daughter and heir of Richard Kyrkeby,
daughter who m William Heron of Ford, and then lord John de Mydelton, knight,
daughter m. Robert Manoirs [Manners]
Constance, m. John Mydford,
daughter m. John Lilburne
daughter m. Thomas Lille,
daughter m. Mathew Whitfeld, knight.
No other children are given, though grandchildren are given for all but one.
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