Nielsen Hayden genealogy
Ancestors of Margherita de Svevia
- 1298
┌── 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) =>
│
┌── Heinrich VI, Holy Roman Emperor (Nov 1165 - 28 Sep 1197 Messina, Sicily)
(Nov 1165 - 28 Sep 1197 Messina, Sicily) │ (m. 27 Jan 1186 Milan, Lombardy, Italy)
│ │
│ │ ┌── 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) => │
┌── Friedrich II, Holy Roman Emperor (26 Dec 1194 - 13 Dec 1250)
(26 Dec 1194 - 13 Dec 1250) │ │
│ │ ┌── Tancred of Hauteville (Abt 970 - Abt 1041)
(Abt 970 - Abt 1041) │ │ ┌── Roger I d'Hauteville (1031 - 22 Jun 1101)(m. 1090)
(1031 - 22 Jun 1101)(m. 1090) │ │ │ └── Fressenda ( - 1057)
( - 1057) │ │ │
│ │ ┌── Roger II, King of Sicily (Between 22 Dec 1095 and 1097 - Between 27 Jan 1154 and 26 Feb 1154)
(Between 22 Dec 1095 and 1097 - Between 27 Jan 1154 and 26 Feb 1154) │ │ │ (m. 1151)
│ │ │ │
│ │ │ │ ┌── Manfredo de Savona =>
=> │ │ │ └── Adelaide de Savona (Abt 1075 - 16 Apr 1118)(m. 1090)
(Abt 1075 - 16 Apr 1118)(m. 1090) │ │ │
│ └── Constance of Sicily ( - 27 Nov 1198)(m. 27 Jan 1186 Milan, Lombardy, Italy)
( - 27 Nov 1198)(m. 27 Jan 1186 Milan, Lombardy, Italy) │ │
│ │ ┌── Eudes ( - Abt 1158)
( - Abt 1158) │ │ ┌── Vuiton (Abt 1100 - ??)
(Abt 1100 - ??) │ │ │ └── Mathilde de Réthel =>
=> │ │ │
│ └── Beatrice de Vitry-Réthel (Between 1130 and 1135 - 31 Mar 1185)(m. 1151)
(Between 1130 and 1135 - 31 Mar 1185)(m. 1151) │ │
│ │ ┌── Godfrey of Namur (Between 1067 and 1068 - 19 Aug 1139 Abbey of Floreffe, Belgium) =>
(Between 1067 and 1068 - 19 Aug 1139 Abbey of Floreffe, Belgium) => │ └── Beatrix of Namur ( - 1160 Rethel, Ardennes, Champagne-Ardenne, France)
( - 1160 Rethel, Ardennes, Champagne-Ardenne, France) │ └── Ermisende of Luxembourg (Abt 1080 - 24 Jun 1141) =>
(Abt 1080 - 24 Jun 1141) => │
Margherita de Svevia ( - Between 1297 and 1298)