Nielsen Hayden genealogy
Ancestors of Beatrix of Brandenburg
- Bef 1316 ┌── Albrecht of Saxony (1100 - 18 Nov 1170)(m. Abt 1125) =>
┌── Otto I of Brandenburg (Abt 21 Jun 1126 - 7 Mar 1184)
│ └── Sophia von Winzenburg ( - 8 Jun 1160)(m. Abt 1125) =>
│
┌── Albrecht II of Brandenburg (Abt 1177 - 25 Feb 1220)(m. Aug 1205)
│ └── Adelheid
│
┌── Otto III of Brandenburg (Abt 1215 - 9 Oct 1267)(m. Jan 1243)
│ │
│ │ ┌── Dedo V von Nieder-Lausitz (Abt 1130 - 16 Aug 1190) =>
│ │ ┌── Konrad von Nieder-Lausitz (Abt 1156 - 6 May 1210)(m. Aft 29 Jan 1180)
│ │ │ └── Matilde von Heinsberg ( - 20 Jan 1189) =>
│ │ │
│ └── Mathilde von Nieder-Lausitz ( - 1255)(m. Aug 1205)
│ │
│ │ ┌── Mieszko III, High Duke of Poland (Abt 1126 - 13 Mar 1202) =>
│ └── Elisabeth of Poland ( - 2 Apr 1209)(m. Aft 29 Jan 1180)
│ └── Elisabeth of Hungary (Abt 1128 - Bef 1155) =>
│
┌── Otto V of Brandenburg (Abt 1246 - 3 Jul 1299)(m. 22 Oct 1268)
│ │
│ │ ┌── Wladislaw II, King of Bohemia (Abt 1110 - 18 Jan 1175)(m. 1153) =>
│ │ ┌── Przemysl Ottokar I, King of Bohemia (Abt 1155 - 15 Dec 1230)(m. Abt 1198)
│ │ │ └── Jutta of Thuringia (m. 1153) =>
│ │ │
│ │ ┌── Wenceslas I, King of Bohemia (1205 - 22 Sep 1253)(m. 1224)
│ │ │ │
│ │ │ │ ┌── Béla III, King of Hungary, Croatia, Dalmatia, and Rama (Abt 1148 - 18 Apr 1196)
│ │ │ │ │ (m. Abt 1171) =>
│ │ │ └── Constance of Hungary ( - 4 Dec 1240)(m. Abt 1198)
│ │ │ └── Anna de Châtillon (1154 - 1184)(m. Abt 1171) =>
│ │ │
│ └── Beatrix of Bohemia ( - 25 May 1286)(m. Jan 1243)
│ │
│ │ ┌── Frederick Barbarossa, Holy Roman Emperor (1122 - 10 Jun 1190 Saleph River, Cilicia,
│ │ │ Anatolia)(m. 9 Jun 1156 Würzburg, Germany) =>
│ │ │ Anatolia)(m. 9 Jun 1156 Würzburg, Germany) =>
│ │ ┌── Philip II, King of Germany (1177 - 21 Jun 1208 Bamberg, Bayern, Germany)(m. 25 May 1197)
│ │ │ └── Beatrice of Burgundy (Abt 1144 - 15 Nov 1184 Jouhe, Jura, France)
│ │ │ (m. 9 Jun 1156 Würzburg, Germany) =>
│ │ │
│ └── Kunigunde von Hohenstaufen (Between Jan 1202 and Mar 1202 -
│ 13 Sep 1248 bur.St. Veit, Prague, Bohemia)(m. 1224)
│ 13 Sep 1248 bur.St. Veit, Prague, Bohemia)(m. 1224)
│ │
│ │ ┌── Isaac II Angelos, Emperor of Byzantium (Constantinople;Sep 1156 - Jan 1204) =>
│ └── Irene Angelina (Abt 1181 Constantinople - 27 Aug 1208 Hohenstaufen Castle, Bavaria)
│ (m. 25 May 1197)
│ └── (First wife of Isaac II Angelos) ( - Bef 1185) =>
│
Beatrix of Brandenburg ( - Bef 26 Apr 1316)
│
│ ┌── Berthold I von Henneberg ( - 1157) =>
│ ┌── Poppo VI von Henneberg ( - 14 Sep 1190)
│ │ └── Bertha von Putelendorf ( - 1190) =>
│ │
│ ┌── Poppo VII von Henneberg ( - 21 Mar 1245)(m. 3 Jan 1223 Leipzig, Saxony, Germany)
│ │ │
│ │ │ ┌── Berthold V von Andechs (Abt 1122 - 14 Nov 1188)(m. 1152) =>
│ │ └── Sophie von Andechs ( - 2 Jan 1218)
│ │ └── Hedwig von Wittelsbach ( - 16 Jul 1174)(m. 1152) =>
│ │
│ ┌── Hermann I von Henneberg (1224 - 18 Dec 1290)(m. 24 May 1249)
│ │ │
│ │ │ ┌── Ludwig II of Thuringia (Abt 1128 - 14 Oct 1172) =>
│ │ │ ┌── Hermann I of Thuringia (Abt 1154 - 25 Apr 1217)(m. Abt 1182)
│ │ │ │ └── Jutta of Swabia (Abt 1133 - 7 Jul 1191) =>
│ │ │ │
│ │ └── Jutta of Thuringia (Abt 1183 - 6 Aug 1235)(m. 3 Jan 1223 Leipzig, Saxony, Germany)
│ │ │
│ │ │ ┌── Friedrich II von Sommerschenburg (Abt 1108 - 19 May 1162) =>
│ │ └── Sophie von Sommerschenburg ( - 1189)(m. Abt 1182)
│ │ └── Liutgard von Stade (Abt 1110 - 30 Jan 1152) =>
│ │
└── Jutta von Henneberg ( - Bef 13 Sep 1295)(m. 22 Oct 1268)
│
│ ┌── Floris III of Holland (Abt 1140 - 1 Aug 1190 Antioch, Anatolia)(m. 1162) =>
│ ┌── Willem I of Holland (Abt 1170 - 4 Feb 1222)
│ │ └── Aleida of Scotland ( - Aft 11 Jan 1204)(m. 1162) =>
│ │
│ ┌── Floris IV of Holland (24 Jun 1210 - 19 Jul 1234)(m. Aft 5 Nov 1214)
│ │ │
│ │ │ ┌── Otto I van Gelre (Abt 1150 - Aft 30 Apr 1207) =>
│ │ └── Aleida van Gelre (Abt 1187 - 4 Feb 1218)
│ │ └── Richardis von Scheyern-Wittelsbach (Abt 1173 - 7 Dec 1231) =>
│ │
└── Margaretha van Holland (Abt 1234 - 26 Mar 1277)(m. 24 May 1249)
│
│ ┌── Godfrey III (Abt 1141 - 10 Aug 1190 bur.St. Peter's Church, Leuven, Belgium)
│ │ (m. 1158) =>
│ ┌── Henri I of Brabant (Abt 1158 - 5 Sep 1235 Koln, Germany)(m. 1179)
│ │ └── Margaret von Limburg ( - 1172)(m. 1158) =>
│ │
└── Machteld of Brabant (Abt 1200 - 21 Dec 1267)(m. Aft 5 Nov 1214)
│
│ ┌── Mathieu of Flanders (Abt 1138 - 25 Jul 1173 Driencourt, Somme, Picardy, France)
│ │ (m. 1160) =>
└── Machtild of Boulogne (Abt 1169 -
Between 1210 and 1211 bur.Afflighem Abbey, Brabant, Belgium)(m. 1179)
Between 1210 and 1211 bur.Afflighem Abbey, Brabant, Belgium)(m. 1179)
└── Marie of England (1136 - 1182 Monastery of Sainte-Austreberthe, Montreuil, France)
(m. 1160) =>