Nielsen Hayden genealogy
Ancestors of William Tyrwhit
┌── Robert Tyrwhit =>
┌── Oliver Tyrwhit ( - Aft 1224)
│ └── (Unknown) Witherington =>
│
┌── Brian Tyrwhit
│ │
│ │ ┌── Thomas Umfreville (of Harbottle, Northumberland, England - ??)
│ └── Jane Umfreville (of Harbottle, Northumberland, England - ??)
│
┌── Richard Tyrwhit
│ │
│ │ ┌── Stephen Lother
│ └── Ann Lother
│
┌── Robert Tyrwhit (of Kettleby, Lincolnshire, England - 1322)
│ │
│ │ ┌── Thomas Lawson
│ └── Jane Lawson
│
William Tyrwhit (of Kettleby, Lincolnshire, England - ??)
│
│ ┌── William Wycliffe (of Wycliffe, Yorkshire, England - ??)
└── Agnes Wycliffe (of Wycliffe, Yorkshire, England - ??)