William (Earl De Derby) DE FERRERS
William (Earl De Derby) was born about 1200 in Derbyshire, England.  He died in Evington, Leicestershire, England.

 Margaret DE QUINCY
Margaret was born in 1240.  She died at the age of 40 in 1280.

 Sibill DE FERRERS
Sibill was born in 1215.

 Robert (Sir) Earl De Derby DE FERRERS
Robert (Sir) Earl De Derby was born about 1239 in Of Chartley.  He died in 1279.

 Agnes DE FERRERS
Agnes was born in 1244 in Derby, Derbyshire, England.

 Joan DE FERRERS

 William (Earl) DE FERRERS
He died in 1288.