John Waller
John was born in 1374.  He died at the age of 46 in 1420.

 Margaret Lansdale
Margaret was born about 1375 in Landsall, Sussex, England.  She died in 1398 in Groomsbridge, Speldhurst, Kent, England.

 Sir Richard Waller
Richard was born in "Groombridge" and Spindlehurst, England.  He died in 1462 in Speldhurst, near Tonbridge Wells, Kent, England.