Alnesbourne Priory, also known as Alnesbourn Priory was a small Augustinian monastic house in the English county of Suffolk. It was located near Nacton to the south-east of Ipswich near to the River Orwell and the current route of the A14.
The priory was probably founded in the 13th century by Albert de Neville, possibly as a satellite of Woodbridge Priory. It was annexed by the monks of Woodbridge at some point in the 15th Century, possibly 1466. The priory was "ruinous" by 1514, although remains of the priory church can be found in the walls of Alnesbourne Priory Country Club and form the basis for the listing of the building as a Grade II listed building.
The priory was in the old parish of Hallowtree or Halghetree the church of which formed part of its holding. The village is mentioned in the Domesday book as a very small village with about four households (which was held by the church of Alnesbourn St Andrew before the conquest One of these houses is likely to have been Pond Hall Farm. At the time of the survey the village was held by Roger of Poitou.
