Báthory István, pronounced [ˈbaːtori ˈiʃtvaːn]) (1477–1534) was a Hungarian noble.
He was a son of Nicholas Báthory (1462–1500) of the Somlyó branch of the Báthory family, and his wife, Sophia Bánffy de Losoncz (b.
After the Battle of Mohács in 1526, Stephen supported Zápolya's claim to the Kingship of Hungary and in 1529 was made Voivode of Transylvania.
He fathered eight children with his wife Catherine Telegdi.
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