Walter Tyrell
Walter was born about 1350 in Heron, East Horndon, Essex, England.

 Eleanor Flambard
Eleanor was born in North Avon, Southamptonshire, England.  She died on May 12th, 1422 in Manor Of Avon Or, Avene In Horndon, Essex, England.

 Sir John Tyrell of Heron
John was born in 1382 in Heron, East Horndon, Essex, England.  He died at the age of 55 on April 2nd, 1437.  He was buried in Church Of The Augustine Friars, London, England.