Richard of Cornwall
Richard of was born in Winchester Castle, Hampshire, England.  He died on April 2nd, 1272 in Berkhampstead Castle, Hertfordshire, England.  He was buried in Hayles Abbey, Worcester Cathedral.

 Isabella Marshal
Isabella was born on October 9th, 1200 in Pembroke Castle, Pembrokeshire,  Wales.  She died in Berkhamsted Castle, Berkhampstead, Hertfordshire, England.  She was buried in 1240 in Beaulieu Abbey, Hampshire.

 Isabella of Cornwall
Isabella of was born on September 9th, 1233 in Marlow, Buckinhamshire, England.  She died at the age of 1 on October 10th, 1234 in Marlow, Buckinhamshire, England.  She was buried in Reading Abbey.

 Henry of Almaine
Henry of was born on November 2nd, 1235 in Haughley Castle, Suffolk, England.  He died in Viterbo.

 Nicholas of Cornwall
He died in Berkhamsted, England.

 John of Cornwall
John of was born in Marlow, Buckinhamshire, England.  He died on September 22nd, 1233 in Marlow, Buckinhamshire, England.  He was buried in Reading Abbey.