The Priory is a heritage-listed former farm, mental health facility, convent and homestead and now building, vacant building and proposed community arts uses at Manning Road, Gladesville in the Municipality of Hunter's Hill local government area of New South Wales, Australia. The main part of The Priory was designed by William Weaver and Henry Hardie Kemp, and built from 1847 to 1874 by Thomas Stubbs, The Marist Fathers in Australia, and Thomas Salter. It is also known as Gladesville Hospital, Gladesville Asylum and The Priory and curtilage. It was added to the New South Wales State Heritage Register on 3 December 2004.