Robert de BASKERVILLE
Robert de was born about 1055 in Bacqueville-en-Caux, Seine-Infereiure, Normandy, France.  He died in 1169 in eardisley, Kington, herefordshire, England.

 Agnes UNKNOWN
Agnes was born about 1057 in Wales.  Agnes is no longer alive.

 Ralph de BASKERVILLE
Ralph de was born in 1075 in Eardisley, Herefordshire, England.  He died at the age of 52 in 1127.