Nielsen Hayden genealogy
Ancestors of William-Geoffrey de Alvers
- 1210 ┌── Roland de Alvers
┌── Ralph de Alvers (of Little Marlow, Buckinghamshire, England - ??)
┌── Geoffrey de Alvers (of Bourton, Oxfordshire, England - ??)
┌── Robert de Alvers (of Bourton, Oxfordshire, England - ??)
William-Geoffrey de Alvers (of Chiselhampton, Oxfordshire, England - 1210)