1190–1240) (de Clavering)[1] is listed as one of the Surety Barons for Magna Carta (1215), although it seems not previously noted as a rebel.

History relates that with the renewal of hostilities in the autumn of 1215, he joined the barons in waging war against King John of England.

After the baronial defeat at Lincoln in May, he submitted to King Henry III of England's minority government.

[3] He was also the father of a son Hugh de Eure from whom the Lords Eure descend; as well as the father of a son Robert FitzJohn de Stokkes, who may have been Sheriff of London.

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