Nielsen Hayden genealogy
Descendants of (Unknown) Leyborne
Father: Henry Leyborne
(Unknown) Leyborne
Roger Kelke (Abt 1349 of Barnetby-le-Wold, Lincolnshire, England - ??)
   └─ William Kelke (of Barnetby-le-Wold, Lincolnshire, England - ??)
    Margaret Barnetby (m. Bef 24 Apr 1390)
       └─ William Kelke (of Barnetby-le-Wold, Lincolnshire, England - Between 24 Feb 1419 and 14 Nov 1419)
        Isabel Monson (m. Bef 25 Jun 1406)
           └─ Isabell Kelke (of Barnetby-le-Wold, Lincolnshire, England - ??) =>
            + Robert Tyrwhit (of Kettleby, Lincolnshire, England -
            6 Jan 1427 bur.Chancel of Bigby church, Lincolnshire)
            6 Jan 1427 bur.Chancel of Bigby church, Lincolnshire)