Sir John de Coggeshall
Sir John was born about 1258 in Coggeshall, Essex, Eng.  Sir John is no longer alive.

 Mabell Staunton
Mabell was born about 1260 in Staunton, Nottingham, Eng.  Mabell is no longer alive.

 Sir William de Coggeshall
Sir William was born about 1281 in Coggeshall, Essex, Eng.