János Szapolyai (1487–1540), King of Hungary and Slavonia John, 6th Duke of Braganza (1543–1583), a.k.a. John I, Duke of Braganza John I, Count Palatine of Zweibrücken (1550–1604) Yohannes I of Ethiopia (ruled 1667–1692) John of Saxony (1801–1873) Biblical John 1, the first chapter of the Gospel of John First Epistle of John or 1 John See also Jean I (disambiguation) Juan I (disambiguation) Johann I (disambiguation) John (disambiguation) King John (disambiguation)