Hist East Rudham: Coxford Priory Manor-William Cheney founded the church of St Mary of Rudham ,a priory,in the reign of King Steven,but was removed to a place more east called Coxford.
John De Caineto,Querceto,or de Cheyney, was a great benefactor,or founder of it ,for canons of the order of Sr Austin and dedicated to God. who gave them the churches of East and West Rudham,with their appertenanccs,and all the lay-land which the priest held-what Ralph de Querceta,his grandfather and William his son,held in perpetual alms;also the gardens of reke,Godwin ,Lambert,Wilmont,Warin,and Alman the mill, and pool, of Cokeford Cadwellwong,the water of Tatersel,and Kettleswang,and all Nowmerewaug,Ralph Fitz Ulmer,and his land,Burstan,and hillands ,etc and etc for the souls of his grandfather Ralph,and his wife,of his father and his wife,of William de Querceto(Cheney),his uncle,and his wife, and Roger and his wife,his sisters an d Waleran de Rochford.except only the service of the Earl Warren,as free as his father held it. this seems to have been between the years 1140 and 1149.
Some portion of this Manor passed to his daughters, as Hervey Beleth grandson thru Emma passed the Lordship of East Rudham to Coxford Manor on his death
http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=rlord335&id=I1455&style=TABLE