William de DUSTON
William de was born in 1190 in Duston, Northamptonshire, England.  He died at the age of 41 on August 31st, 1231 in Duston, Northamptonshire, England.

 Mary UNKNOWN
Mary was born in 1200 in Duston, Northamptonshire, England.  Mary is no longer alive.

 Isabel de DUSTON
Isabel de was born in 1222 in Duston, Northamptonshire, England.