On 15 Jun 1215 King John "Lackland" of England (age 48) met with his Baron's at Runnymede [Map] where he agreed to the terms of the Magna Carta which attempted to reduce the King's authority through political reform. Those who signed as surety included:

Roger Bigod 2nd Earl Norfolk (age 71)

his son Hugh Bigod 3rd Earl Norfolk (age 33)

Henry Bohun 1st Earl Hereford (age 39)

Richard Clare 3rd Earl Hertford (age 62)

his son Gilbert Clare 5th Earl Gloucester 4th Earl Hertford (age 35)

William "The Younger" Marshal 2nd Earl Pembroke (age 25)

William Mowbray 6th Baron Thirsk (age 42)

Saer Quincy 1st Earl Winchester (age 45)

Robert Ros (age 43), Richard Percy 5th Baron Percy Topcliffe (age 45)

Robert de Vere 3rd Earl of Oxford (age 50)

Eustace Vesci (age 46)

John Fitzrobert 3rd Baron Warkworth (age 25)

John Lacy Earl Lincoln (age 23).

William D'Aubigny (age 64), Geoffrey Mandeville 2nd Earl Essex (age 24)

Robert Clare Fitzwalter

William Forz 3rd Earl Albemarle aka Aumale

William Hardell Lord Mayor

William Huntingfield

William Llanvallei

William Malet 1st Baron Curry Mallet

Roger Montbegon, Richard Montfichet

Geoffrey Saye (age 60) signed as surety the Magna Carta.

Ranulf de Blondeville Gernon 6th Earl Chester 1st Earl Lincoln (age 45) witnessed.