Agnatic male descendants born inside legitimate marriages - both dynastic and morganatic - of Elimar I, Count of Oldenburg of the House of Oldenburg: * Elimar I, Count of Oldenburg (1040–1108) * Elimar II, Count of Oldenburg (1070–1142) * Henry I of Oldenburg, Count of Wildeshausen (1102–1167) * Gerard of Oldenburg, Prince Archbishop of Bremen and Hamburg and Osnabrück († 1219) * Henry II, Count of Wildeshausen († 1197) * Henry III of Oldenburg, Count of Bruchhausen († 1234) * Henry V, Count of New Bruchhausen and Wildeshausen († 1270) * Gerhard I, Count of New Bruchhausen and Wildeshausen († 1310) * Burchard of Oldenburg, Canon of Verdun († 1262) * Ludolf, Count of Old Bruchhausen († 1278) * Otto, Count of Old Bruchhausen († 1298) * Wilbrand of Oldenburg, Prince Bi