William de Fortibus
William was born in 1190 in Stanstead, Essex, England.  He died at the age of 70 on May 23rd, 1260 in Amiens, Picardie, Somme, France.

 Isabel de Redviers
Isabel was born in July 1237 in Exeter, Devon, England.  She died at the age of 56 on November 10th, 1293 in Lambeth, Kent, England.

 John de Fortibus
John was born in 1252 in Stanstead, Essex, England.  He died at the age of 8 on August 11th, 1260 in Stanstead, Essex, England.

 Thomas de Fortibus
Thomas was born on September 9th, 1253 in Stanstead, Essex, England.  He died at the age of 15 on April 6th, 1269 in Stanstead, Essex, England.

 Aveline de Fortibus
Aveline was born in 1254 in Stanstead, Essex, England.  She died at the age of 19 in 1273 in Grosmont Castle, Monmouthshire, Wales.

 William de Fortibus
William was born in 1256 in Stanstead, Essex, England.  He died in 1256 in Stanstead, Essex, England.

 Amice de Fortibus
Amice was born in 1258 in Stanstead, Essex, England.  She died in 1258 in Stanstead, Essex, England.