A holding in East and West Ilsley was held by Stephen from William fitzAnsculf in 1086, and by Baldwin in the time of the Confessor. This was assessed at 6½ hides. Another holding in both places was under the overlordship of Geoffrey de Mandeville, consisting of two manors held from him by Saswalo. Both had been held bfore the Conquest by Ordwulf, and in total they were assessed at 11 hides. East Ilsley was held by Henry de Ferrers and by Roger from him. This holding was assessed at 3½ hides in 1086, and the same before the Conquest when it was held by Algar. Finally there was a large holding of 20 hides held by Aubrey de Coucy in 1086, which belonged to the Bishop of Salisbury's manor of Sonning. A church belonged to this manor, but it was in Wallingford.
The manor relevant to us was held by Saswalo (or Sewall de Osevill) from Geoffrey de Mandeville. It remained in the hands of this family, and in 1199 the advowson of the church was confirmed to the Kinghts Hospitaller, to whom it had been granted by him.
mentioned. This was given to the Knights Hospitallers in 1199.