- b.~ 1145 in Of, Oldenburg, Oldenburg, Germany d.1209 in Of, Oldenburg, Oldenburg, Germany
- b.~ 1178 in Of, Oldenburg, Oldenburg, Germany d.<12 Jun 1243
- b.~ 1150 in Of, Wickrath, Rheinland, Prussia d.> 1211
- b.~ 1206 in Of, Oldenburg, Oldenburg, Germany d.1270
- b.~ 1146 in Of, Altena, Westpfalz, Prussia d.> 1209
- b.~ 1186 in Of, Hhovel, Westfalen, Prussia
- b.~ 1163 in Of, , , Netherlands d.> 1223
- b.~ 1228 in Of, Oldenburg, Oldenburg, Germany d.1285
- b.~ 1170 in Of Hoya, Hannover, Prussia d.<09 Aug 1238
- b.~ 1198 in Of Hoya, Hannover, Prussia d.25 Jan
- b.~ 1174 in Of Wolpe, Hannover, Prussia d.<07 Jun 1227
- b.Abt 1207(1214) in Of, Hoya, Hannover, Prussia
- b.~ 1198 in Of Hoya, Hannover, Prussia d.~01 Aug 1244
- b.~ 1260 in Of, Oldenburg, Oldenburg, Germany
- b.~ 1202 in Of, Wildeshausen, Oldenburg, Germany d.<20 Aug 1270
- b.~ 1233 in Of, Wildeshausen, Oldenburg, Germany
- b.~ 1208 in Of, Tecklenburg, Westfalen, Prussia d.>12 Nov 1268
- b.~ 1304 in Of, Oldenburg, Oldenburg, Germany d.< 1350
- b.~ 1208 in Of, Diepholz, Hannover, Prussia
- b.~ 1241 in Of, Diepholz, Hannover, Prussia
- b.~ 1219 in Of, Limmer, Hannover, Prussia
- b.~ 1264 in Of, Diepholz, Hannover, Prussia
- b.~ 1231 in Of, Rietberg, Westfalen, Prussia d.05 Jul 1282
- b.~ 1249 in Of, Rietberg, Westfalen, Prussia
- b.~ 1232 in Of Horstmar, Westfalen, Prussia d.24 Sep 1277