Sir John de Sutton III (1339 – c. 1370)[1] was the 2nd Baron Sutton of Dudley[2] and heir of Dudley Castle.
[3] John III married twice,[4] with the first on 25 December 1357 to Katherine de Stafford[5] (1340/8 – December 1361), daughter of Ralph de Stafford, 1st Earl of Stafford and Margaret de Audley, 2nd Baroness Audley.
After 1361, he married secondly to Joan,[6] daughter of Sir John de Clinton of Coleshill.
[7] By Katherine, Sir John de Sutton IV became successor.
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