**William de Mandeville 
**William was born in 1186 in Saffron Walden, Essex, England. **William's father was **Geoffrey de Mandeville and his mother was **Beatrix de Saye. He had a sister named **Maud. He had a half-brother and two half-sisters, named **John, **Cecily and **Hawise. He died at the age of 40 on January 8th, 1226 in Shouldham Priory, Downham, Norfolk, England.General Notes
1 NOTE William de Mandeville, Earl of Essex, like his deceasedkinsman,esp
oused the cause of the barons and stoutly maintained it, evenafter the dec
ease of King John, being one of those who thenassisted Lewis of Fran
ce in the siege of Berkhamstead Castle,occupied by the king's forced. A sa
lly having been made,however, from the garrison, much of the baggage of t
he besiegerswas captured and, amongst other things, the banner of the Earl
William. His lordship seems to have made his peace soon after,for we fi
nd him engaged in the Welsh wars. He d. in the flowerof his age, 25 Decemb
er, 1227, and, as he left no issue, theEarldom of Essex devolved upon h
is sister, Mary, Countess ofHereford, while the lands which he inherited p
assed to hishalf-brother, John FitzPiers. [Sir Bernard Burke, Dormant,Abey
ant, Forfeited and Extinct Peerages, Burke's Peerage, Ltd.,London, Englan
d, 1883, p. 353, Mandeville, Earls of Essex]
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