John de Argenteyn
John was born in 1123 in Wymondley, Hertford, England.  He died at the age of 75 in 1198.

 Ellen Fitz-Tecon
Ellen was born in 1126.  Ellen is no longer alive.

 Reginald de Halesworth de Argenteyn
Reginald de Halesworth was born in 1144 in Wymondley, Hertford, England.