as Count (Graf) Johann VIII vonHoya zu Stolzenau. From 1553 (as JohannIV) he was Prince-Bishop of Osnabrück, then from 1566 (as Johann III) Prince-Bishop
John II, Count of Oldenburg (German: Johann II. Graf von Oldenburg; died c. 1314 or 1316) was Count of Oldenburg from 1275 until around 1301. He was the
vonHoya 1424–1437: Johann III von Diepholz 1437–1442: Erich vonHoya 1442–1450: Heinrich von Moers 1450–1454: Albert vonHoya 1454–1455: Rudolf von Diepholz
unter Johann Rode", in: see references for bibliographical details, vol. II: pp. 263–278, here p. 266. ISBN 978-3-9801919-8-2. Elke Freifrau von Boeselager
Konrad IX, son of Johann II, died in battle at Detern, married Irmgard of Hoya, daughter of Otto III, Count of Hoya. 1426–1484: Otto IV, son of Konrad IX