Reginald de Lucy
Reginald was born before 1150 in Egremont & Coupland, Yorkshire, England.  Reginald is no longer alive.

 Amabilis FitzDuncan
Amabilis was born before 1150.

 Richard de Lucy
Richard was born before 1165 in Egremont & Coupland, Yorkshire, England.  He died in 1213.

 Cecily de Lucy
Cecily was born before 1199.