St. Mary's Priory, North Berwick, was a monastery of nuns in medieval East Lothian, Scotland.

Founded by Donnchad I, Earl of Fife (owner of much of northern East Lothian) around 1150, the priory lasted for more than four centuries, declining and disappearing after the Scottish Reformation.

Although later medieval sources, such as the Scotichronicon of Walter Bower, allege that the founder of the house was Máel Coluim I, Earl of Fife (died ca.

[6] Donnchad of Carrick also confirmed the donation by Sir Roger de Skelbrooke of the Church of St Brigit at Kirkbride to the nuns, as well as a grant of 3 marks from a place called Barrebeth.

[10] A papal bull of Pope Clement VII, dated 18 February 1384, said that the monastery (described as not using the Cistercian habit) had been the victim of war and had its church burned down.