Nielsen Hayden genealogy
Ancestors of William Thimbleby
┌── Nicholas de Thimbleby (of Haltham, Lincolnshire, England - 1333)
┌── Thomas de Thimbleby (Abt 1314 - ??)
│ └── Matilda de Curteys
│
│ └── Matilda
│
┌── John Thimbleby (Abt 1375 - 1428)
│
│ ┌── William Flete
└── Isabella Flete