- b.~ 1145 in , , , Oldenburg d.> 1209 in , , , Oldenburg
- b.~ 1178 in , , , Oldenburg d.1233
- b.~ 1150 in Wickrath d.> 1211
- b.~ 1206 in , , , Oldenburg d.1285
- b.~ 1160 d.1209
- b.~ 1186 in Hoevel
- b.~ 1228 in , , , Oldenburg d.1285
- b.~ 1170 in Hoya d.<09 Aug 1238
- b.~ 1198 in Hoya
- b.~ 1174 in Wolpe d.<07 Jun 1227
- b.ABT 1207/1214 in Hoya
- b.~ 1198 in Hoya d.<01 Aug 1244
- b.~ 1260 in , , , Oldenburg d.1314/1316
- b.~ 1132
- b.~ 1176 in Wildeshausen, , , Oldenburg d.06 Jul 1233
- b.~ 1140 in Loccum
- b.~ 1202 in Wildehausen, , , Oldenburg d.<20 Aug 1270
- b.~ 1154
- b.~ 1180 in Schoten, , , Netherlands
- b.~ 1233 in Wildeshausen, , , Oldenburg d.1287
- b.~ 1182
- b.~ 1186
- b.~ 1300 in , , , Oldenburg d.~ 1363
- b.~ 1147
- b.~ 1179 in Diepholz d.< 1239
- b.~ 1208 in Diepholz
- b.1184 in Diepholz
- b.~ 1241 in Diepholz
- b.~ 1138 in Wunstorf
- b.~ 1170 in Limmer d.1228
- b.~ 1142
- b.~ 1219 in Limmer
- b.~ 1145 in , , , Oldenburg d.> 1209 in , , , Oldenburg
- b.~ 1176 in , , , Oldenburg d.< 1236
- b.~ 1150 in Wickrath d.> 1211
- b.~ 1264 in Diepholz
- b.~ 1206 in Arnsberg d.~ 1273
- b.~ 1231 in Rietberg d.05 Jul 1282
- b.~ 1172 in Lippe d.25 Dec 1229
- b.~ 1210 in Lippe d.17 Sep 1262
- b.~ 1174 in Tecklenburg d.< 1243
- b.~ 1249 in Rietberg
- b.~ 1206
- b.~ 1232 in Horstmar d.24 Sep 1277
- b.~ 1210