Nielsen Hayden genealogy
Descendants of Frederick I of Swabia
Abt 1050 - Bef 1105 (~ 55 years)Father: Frederick of Büren (Abt 1020 - 1053)
Mother: Hildegard of Egisheim-Dagsburg (Abt 1028 - Abt 1095)
Frederick I of Swabia (Abt 1050 - Bef 21 Jul 1105 bur.Lorch Abbey, Baden-Württemberg, Germany)
Agnes of Germany (1073 - 24 Sep 1143 bur.Klosterneuberg, Austria)(m. Abt 1086)
   ├─ Heilika of Swabia (1087 - Aft 1110)
   │ Freidrich III von Pettendorf ( - 3 Apr 1119)
   │    └─ Heilika von Lengenfeld ( - 14 Sep 1170)
   │     Otto II of Bavaria (Between 1083 and 1084 - 4 Mar 1156)
   │        │ + Berthold V von Andechs (Abt 1122 - 14 Nov 1188)(m. 1152)
   │        │ + Benedikta
   │         + Agnes von Looz (Abt 1150 - 1192)
   ├─ Frederick II von Hohenstaufen (1090 - 4 Apr 1147)
   │ Judith of Bavaria (19 May 1100 - Aft 22 Feb 1130 bur.Waldburg, Heiligen Forst, Alsace)(m. 1121)
   │ :   ├─ Frederick Barbarossa, Holy Roman Emperor (1122 - 10 Jun 1190 Saleph River, Cilicia, Anatolia)
   │ :   │ Beatrice of Burgundy (Abt 1144 - 15 Nov 1184 Jouhe, Jura, France)(m. 9 Jun 1156 Würzburg, Germany)
   │ :   │    ├─ Heinrich VI, Holy Roman Emperor (Nov 1165 - 28 Sep 1197 Messina, Sicily) =>
   │ :   │    │ + Constance of Sicily ( - 27 Nov 1198)(m. 27 Jan 1186 Milan, Lombardy, Italy)
   │ :   │    ├─ Otto II von Hohenstaufen (1167 - 2 Jan 1200) =>
   │ :   │    │ + Marguerite de Blois ( - 7 May 1231)(m. Abt 1191)
   │ :   │    └─ Philip II, King of Germany (1177 - 21 Jun 1208 Bamberg, Bayern, Germany) =>
   │ :   │     + Irene Angelina (Abt 1181 Constantinople - 27 Aug 1208 Hohenstaufen Castle, Bavaria)(m. 25 May 1197)
   │ :   └─ Bertha of Swabia (1123 - Aft Mar 1195)
   │ :    Matthias I of Lorraine (Abt 1119 - 13 May 1176)(m. Abt 1138)
   │ :       │ + Stephen II of Burgundy ( - Aft 21 Jul 1173)
   │ :       │ + Ludmilla of Poland (Abt 1150 - 1223)
   │ :        + Hugh III of Burgundy (Abt 1148 - 25 Aug 1192 Tyre)(m. 1165)
   │ Agnes von Saarbrücken (m. Between 1131 and 1135)
   │    ├─ Jutta of Swabia (Abt 1133 - 7 Jul 1191)
   │    │ Ludwig II of Thuringia (Abt 1128 - 14 Oct 1172)
   │    │    │ + Hermann (Abt 1150 - 22 Apr 1221)
   │    │    ├─ Hermann I of Thuringia (Abt 1154 - 25 Apr 1217) =>
   │    │    │ + Sophie of Bavaria (Abt 1172 - 15 Jul 1238)
   │    │    │ + Sophie von Sommerschenburg ( - 1189)(m. Abt 1182)
   │    │     + Liutgard von Ziegenhain ( - Aft 1207)(m. Bef 1186)
   │    └─ Konrad von Hohenstaufen (1135 - 8 Nov 1195)
   │     Irmgard von Henneberg ( - 15 Jul 1197)
   │         + Heinrich I of Rhein (Abt 1173 - 28 Apr 1227)(m. Jan 1194)
   └─ Konrad III of Swabia, King of the Romans (1093 - 15 Feb 1152 Bamberg, Bayern, Germany)
    Gertrud von Komburg ( - Between 1130 and 1131)(m. Abt 1115)
       └─ (Unknown) of Swabia ( - 1151)
        Isjaslaw II, Grand Prince of Kiev (1096 - 13 Nov 1154)
           └─ Mstislaw II Chabry, Grand Prince of Kiev (Abt 1125 - 13 Aug 1172) =>
            + Agnieszka of Poland (1137 - Aft 1182)(m. Between 1151 and 1152)