Robert I de Tregoz , Sheriff of Wiltshire
Robert I was born in 1168 in Salisbury, Wiltshire, England.  He died at the age of 47 in 1215 in Ewyas Harold, Herefordshire, England.

 Sibyl de Ewyas
Sibyl was born in 1178 in Ewyas, Herefordshire, England.

 Robert II de Tregoz
Robert II was born in 1190 in Ewyas-Harold, Hereford, England.  He died at the age of 75 on August 4th, 1265 in Evesham, Worcester, England.