Jonas Kęsgaila
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Jonas Kęsgaila or Jonas Kęsgailaitis (Latin: Johannes Kyensgalowicz[1]) (died 1485) was a Lithuanian nobleman of the Kęsgailos family, son of Mykolas Kęsgaila. Jonas Kęsgaila was Elder of Samogitia in 1451-1485, castellan of Trakai and Vilnius. He was a father of Stanislovas Kęsgaila.