King John I (Lackland) Plantagenet Of England
John I, known as Lackland, was born on December 24th, 1167 in Beaumont Palace,Oxford,England.  He died at the age of 48 on October 19th, 1216 in Newark Castle,Newark,Nottinghamshire,England.  He was buried in WORCESTER CATHEDRAL.

 Agatha De Ferriers
Agatha was born in 1168 in Staffordshire,England.^2 3 

 Joan Fitzjohn Plantagenet
Joan was born in 1190.  She died at the age of 47 in 1237.