Nielsen Hayden genealogy
Ancestors of Mahaut of Brabant
Abt 1224 - 1288 (~ 64 years)
┌── Godfrey I of Brabant 
(Abt 1060 Louvain, Brabant, Belgium - 25 Jan 1139 Jerusalem)
(Abt 1060 Louvain, Brabant, Belgium - 25 Jan 1139 Jerusalem) │ (m. Abt 1100) =>
┌── Godfrey II ( - 1142)(m. 1139)
( - 1142)(m. 1139) │ └── Ida of Chiny and Namur (Abt 1083 - Between 1117 and 1122)(m. Abt 1100) =>
(Abt 1083 - Between 1117 and 1122)(m. Abt 1100) => │
┌── Godfrey III (Abt 1141 - 10 Aug 1190 bur.St. Peter's Church, Leuven, Belgium)(m. 1158)
(Abt 1141 - 10 Aug 1190 bur.St. Peter's Church, Leuven, Belgium)(m. 1158) │ │
│ │ ┌── Berengar I of Sulzbach (Abt 1080 - 3 Dec 1125)(m. Abt 1100) =>
(Abt 1080 - 3 Dec 1125)(m. Abt 1100) => │ └── Luitgarde of Sulzbach ( - Aft 1162)(m. 1139)
( - Aft 1162)(m. 1139) │ └── Adelheid von Diessen ( - 11 Jan 1126)(m. Abt 1100) =>
( - 11 Jan 1126)(m. Abt 1100) => │
┌── Henri I of Brabant (Abt 1158 - 5 Sep 1235 Koln, Germany)(m. 1179)
(Abt 1158 - 5 Sep 1235 Koln, Germany)(m. 1179) │ │
│ │ ┌── Walram III "Paganus" ( - 6 Aug 1139)(m. Abt 1110) =>
( - 6 Aug 1139)(m. Abt 1110) => │ │ ┌── Henry II of Limburg ( - Aug 1167 Rome)
( - Aug 1167 Rome) │ │ │ └── Judith von Wassenberg (1090 - 24 Jun 1151)(m. Abt 1110) =>
(1090 - 24 Jun 1151)(m. Abt 1110) => │ │ │
│ └── Margaret von Limburg ( - 1172)(m. 1158)
( - 1172)(m. 1158) │ │
│ │ ┌── Adalbert von Saffenberg ( - 11 Dec 1109) =>
( - 11 Dec 1109) => │ └── Maud von Saffenberg ( - 2 Jan 1145 bur.Abbey of Rolduc, Kerkrade, Netherlands)
( - 2 Jan 1145 bur.Abbey of Rolduc, Kerkrade, Netherlands) │ └── Mechtild ( - 4 Nov 1110)
( - 4 Nov 1110) │
┌── Henri II of Brabant (1207 - 1 Feb 1248)(m. 22 Aug 1215)
(1207 - 1 Feb 1248)(m. 22 Aug 1215) │ │
│ │ ┌── Thierri II of Lorraine ( - 1115)(m. Between 1095 and 1096) =>
( - 1115)(m. Between 1095 and 1096) => │ │ ┌── Thierri III of Lorraine (Abt 1098 - 17 Jan 1168)(m. 1131)
(Abt 1098 - 17 Jan 1168)(m. 1131) │ │ │ └── Gertrude of Flanders (Abt 1070 - 1117)(m. Between 1095 and 1096) =>
(Abt 1070 - 1117)(m. Between 1095 and 1096) => │ │ │
│ │ ┌── Mathieu of Flanders (Abt 1138 - 25 Jul 1173 Driencourt, Somme, Picardy, France)(m. 1160)
(Abt 1138 - 25 Jul 1173 Driencourt, Somme, Picardy, France)(m. 1160) │ │ │ │
│ │ │ │ ┌── Fulk V, King of Jerusalem (Between 1089-1092 -
│ │ │ │ │ 1142 bur.Church of the Holy Sepulchre, Jerusalem)(m. 1110) =>
(Between 1089-1092 -│ │ │ │ │ 1142 bur.Church of the Holy Sepulchre, Jerusalem)(m. 1110) =>
│ │ │ └── Sibyl of Anjou (1112 - 1165)(m. 1131)
(1112 - 1165)(m. 1131) │ │ │ └── Eremburge de la Flèche ( - 1126)(m. 1110) =>
( - 1126)(m. 1110) => │ │ │
│ └── Machtild of Boulogne (Abt 1169 - Between 1210 and 1211 bur.Afflighem Abbey, Brabant, Belgium)
(Abt 1169 - Between 1210 and 1211 bur.Afflighem Abbey, Brabant, Belgium) │ (m. 1179)
│ │
│ │ ┌── Etienne Henri (1046 - 19 May 1102 Ramallah, Palestine)
(1046 - 19 May 1102 Ramallah, Palestine) │ │ │ (m. 1080 Chartres, Eure-et-Loir, Beauce, Centre, France) =>
│ │ ┌── Stephen of Blois, King Of England (Abt 1092 Blois, Loir-et-Cher, France -
│ │ │ 25 Oct 1154 Dover, Kent, England)(m. 1125)
(Abt 1092 Blois, Loir-et-Cher, France -│ │ │ 25 Oct 1154 Dover, Kent, England)(m. 1125)
│ │ │ └── Adela of Normandy (Abt 1061 - 8 Mar 1137 Convent of Marcigny-sur-Loire, France)
(Abt 1061 - 8 Mar 1137 Convent of Marcigny-sur-Loire, France) │ │ │ (m. 1080 Chartres, Eure-et-Loir, Beauce, Centre, France) =>
│ │ │
│ └── Marie of England (1136 - 1182 Monastery of Sainte-Austreberthe, Montreuil, France)(m. 1160)
(1136 - 1182 Monastery of Sainte-Austreberthe, Montreuil, France)(m. 1160) │ │
│ │ ┌── Eustache III of Boulogne ( - Aft 1125) =>
( - Aft 1125) => │ └── Maud of Boulogne, Queen Consort of England (Abt 1072 -
│ 30 May 1151 bur.Faversham Abbey, Kent, England)(m. 1125)
(Abt 1072 -│ 30 May 1151 bur.Faversham Abbey, Kent, England)(m. 1125)
│ └── Mary of Scotland ( - 18 Apr 1118) =>
( - 18 Apr 1118) => │
Mahaut of Brabant (Abt 1224 - 29 Sep 1288 bur.Cercamp Abbey, Artois, France)
│
│ ┌── Frederick I of Swabia (Abt 1050 -
│ │ Bef 21 Jul 1105 bur.Lorch Abbey, Baden-Württemberg, Germany)(m. Abt 1086) =>
(Abt 1050 -│ │ Bef 21 Jul 1105 bur.Lorch Abbey, Baden-Württemberg, Germany)(m. Abt 1086) =>
│ ┌── Frederick II von Hohenstaufen (1090 - 4 Apr 1147)(m. 1121)
(1090 - 4 Apr 1147)(m. 1121) │ │ └── Agnes of Germany (1073 - 24 Sep 1143 bur.Klosterneuberg, Austria)(m. Abt 1086) =>
(1073 - 24 Sep 1143 bur.Klosterneuberg, Austria)(m. Abt 1086) => │ │
│ ┌── Frederick Barbarossa, Holy Roman Emperor (1122 - 10 Jun 1190 Saleph River, Cilicia, Anatolia)
(1122 - 10 Jun 1190 Saleph River, Cilicia, Anatolia) │ │ (m. 9 Jun 1156 Würzburg, Germany)
│ │ │
│ │ │ ┌── Henry IX of Bavaria (1074 - 13 Dec 1126 Ravensburg, Upper Swabia, Germany)
(1074 - 13 Dec 1126 Ravensburg, Upper Swabia, Germany) │ │ │ │ (m. Abt 1100) =>
│ │ └── Judith of Bavaria (19 May 1100 - Aft 22 Feb 1130 bur.Waldburg, Heiligen Forst, Alsace)
(19 May 1100 - Aft 22 Feb 1130 bur.Waldburg, Heiligen Forst, Alsace) │ │ (m. 1121)
│ │ └── Wulfhilde of Saxony (Abt 1075 -
│ │ 29 Dec 1126 Weingarten Abbey, Ravensburg, Upper Swabia, Germany)(m. Abt 1100) =>
(Abt 1075 -│ │ 29 Dec 1126 Weingarten Abbey, Ravensburg, Upper Swabia, Germany)(m. Abt 1100) =>
│ │
│ ┌── Philip II, King of Germany (1177 - 21 Jun 1208 Bamberg, Bayern, Germany)(m. 25 May 1197)
(1177 - 21 Jun 1208 Bamberg, Bayern, Germany)(m. 25 May 1197) │ │ │
│ │ │ ┌── Stephen I of Burgundy (1065 - 1102 Anatolia) =>
(1065 - 1102 Anatolia) => │ │ │ ┌── Renaud III of Burgundy (Abt 1093 - 1148)
(Abt 1093 - 1148) │ │ │ │ └── Beatrix
│ │ │ │
│ │ └── Beatrice of Burgundy (Abt 1144 - 15 Nov 1184 Jouhe, Jura, France)
(Abt 1144 - 15 Nov 1184 Jouhe, Jura, France) │ │ (m. 9 Jun 1156 Würzburg, Germany)
│ │ │
│ │ │ ┌── Simon I of Lorraine (Abt 1076 - 14 Jan 1138) =>
(Abt 1076 - 14 Jan 1138) => │ │ └── Agatha of Lorraine ( - 1147)
( - 1147) │ │ └── Adelaide of Louvain ( - Aft 4 Nov 1158) =>
( - Aft 4 Nov 1158) => │ │
└── Maria von Hohenstaufen (Abt 1201 - 1235)(m. 22 Aug 1215)
(Abt 1201 - 1235)(m. 22 Aug 1215) │
│ ┌── Constantius Angelius ( - Aft Jun 1166)(m. Abt 1120) =>
( - Aft Jun 1166)(m. Abt 1120) => │ ┌── Andronikos Doukas Angelos (Abt 1122 - Aft 1185)
(Abt 1122 - Aft 1185) │ │ └── Theodora Comnena (15 Jan 1096 Constantinople - ??)(m. Abt 1120) =>
(15 Jan 1096 Constantinople - ??)(m. Abt 1120) => │ │
│ ┌── Isaac II Angelos, Emperor of Byzantium (Constantinople;Sep 1156 - Jan 1204)
(Constantinople;Sep 1156 - Jan 1204) │ │ └── Euphrosyne Kastamonitissa (Abt 1125 - Aft 1195)
(Abt 1125 - Aft 1195) │ │
└── Irene Angelina (Abt 1181 Constantinople - 27 Aug 1208 Hohenstaufen Castle, Bavaria)(m. 25 May 1197)
(Abt 1181 Constantinople - 27 Aug 1208 Hohenstaufen Castle, Bavaria)(m. 25 May 1197) │
│ ┌── (Unknown) Tornikes (of Thebes, Greece - ??) =>
(of Thebes, Greece - ??) => │ ┌── Demetrios Tornikes (Abt 1121 Thebes, Greece - Abt 1201)
(Abt 1121 Thebes, Greece - Abt 1201) │ │
└── (First wife of Isaac II Angelos) ( - Bef 1185)
( - Bef 1185)