John Wemyss may refer to: John Wemyss (minister) (c. 1579–1636), Church of Scotland minister, Hebrew scholar and exegete Sir John Wemyss (landowner) (1558–1621), Scottish landowner John Wemyss, 1st Earl of Wemyss (1586–1649), his son, Scottish politician John Wemyss of Logie (1569–1596), Scottish courtier and spy