ROGER (2nd EARL) de QUINCY
He died on April 25th, 1264.¹ 

 HELEN Mc DONAL de GALLOWAY
She died in 1264.¹ 

 ELIZABETH (Isabel) de QUINCY
ELIZABETH (Isabel) was born about 1220 in Winchester, Hampshire, England.¹   She died on April 12th, 1282.¹ 

 ELA (Helen) de QUINCEY
ELA (Helen) was born about 1222 in Winchester, Hampshire, England.¹   She died before August 20th, 1296 in England.¹ 

 MARGARET de QUINCY
MARGARET was born in 1240.¹   She died at the age of 40 in 1280.¹