Manfred KNYVETT
Manfred was born about 1140 in Southwick, Northamptonshire, England.

 Isabella FANHOPE
Isabella was born about 1144 in Southwick, Northamptonshire, England.  Isabella is no longer alive.

 Mansucrus KNYVETT
Mansucrus was born about 1164 in Southwick, Northamptonshire, England.