Robert de Vipount
Robert was born in 1239.  He died at the age of 25 on June 7th, 1264.

 Isabel Bertha de Furnival
Isabel Bertha was born in 1240.  She died at the age of 61 on May 7th, 1301.

 Isabel de Vipount
Isabel was born in 1254 in Brougham Castle.  She died at the age of 38 on May 14th, 1292.