Waleran de Monceaux
Waleran was born in 1252 in Manor of Herst, co. Sussex, England.  He died in Manor of Herst, co. Sussex, England.

 Joan de Saunford
Joan was born about 1240 in Herstmonceux, Sussex, England.  She died in 1278.

 John de Monceaux
John was born before 1278 in Hurstmonceaux, Sussex, England.  He died in Hurstmonceaux, Sussex, England.