 John Beauchamp, son of Thomas Beauchamp 3 Earl of Warwick 3 Earl of Warwick and Katherine de Mortimer.Born ± 1341 at Of, Warwick, Warwickshire, Englnad, died 1361, approximately 20 years Married/ Related to: N.N. Child: 1.  Marguerite BeauchampBorn ± 1374 at Of, Arundel, Norfolk, England, died Jun 30, 1420, approximately 46 years, buried at , Kempston, Bedfordshire, England | |||