Otto, Count of Nassau - Pedigree | FamilyCentral
 Abt 1270 - 3 Sep 1302
 Abt 1224 - Bef 19 Mar 1290
 Abt 1244 - Aft Dec 1299
 Abt 1180 - Bef 25 Jan 1251
 Abt 1194 - Aft 1247