- b.~ 1228 in Oldenburg, Germany d.1285
- b.~ 1250 in Oldenburg, Germany
- b.~ 1202 in Wildenhausen, Oldenburg, Germany d.<29 Aug 1270
- b.~ 1232
- b.~ 1208 in Tecklenburg, Westphalia, Prussia d.>12 Nov 1268
- b.~ 1272 d.~ 1316
- b.~ 1252
- b.< 1294 in Oldenburg, Germany d.~ 1347
- b.1184 d.1213
- b.1204 d.19 Jun 1252
- b.~ 1180 d.1233
- b.~ 1243 d.13 Dec 1277
- b.~ 1176 d.25 Feb 1220
- b.~ 1210 d.10 Jun 1261
- b.~ 1185 d.1255
- b.~ 1272 d.1294
- b.~ 1200
- b.~ 1232 d.21 Dec 1290
- b.~ 1200 d.~ 1250
- b.~ 1251 d.28 Feb 1290
- b.~ 1211
- b.~ 1235 d.06 Feb 1281
- b.~ 1215 d.1267
- b.~ 1340 in Oldenburg, Germany d.06 Apr 1399
- b.~ 1200
- b.~ 1232 d.21 Dec 1290
- b.~ 1200 d.~ 1250
- b.01 Nov 1253 d.25 Oct 1312
- b.~ 1211
- b.~ 1235 d.06 Feb 1281
- b.~ 1215 d.1267
- b.~ 1276 d.1323
- b.~ 1200 d.21 Oct 1266
- b.1237 d.26 Dec 1302 in Chateau Nykopine, Sweden
- b.1214 d.17 Jun 1254
- b.~ 1260 d.~ 1290
- b.1216 in Denmark d.10 Aug 1250
- b.~ 1242 d.1286
- b.~ 1223 in Saxe, Lawernburg, Hannover, Prussia d.~ 1250
- b.~ 1315 in Oldenburg, Germany d.1347
- d.17 Feb 1228
- d.1274
- b.~ 1250 d.03 Feb 1323
- b.~ 1170 d.05 Dec 1226
- b.~ 1212 d.1274
- b.~ 1183 d.20 May 1248
- b.~ 1290 d.~ 1320
- b.~ 1178 d.Jan 1220
- b.~ 1218 d.Nov 1278
- b.~ 1188 d.> 1233
- b.~ 1267 d.1328
- b.~ 1218 d.09 Oct 1267
- b.~ 1248 d.20 Dec 1316
- b.~ 1225 d.1286