Nielsen Hayden genealogy
Otto IV
- 11981. Otto IV (son of Otto II of Bavaria and Heilika von Lengenfeld); died on 18 Aug 1198. Family/Spouse: Benedikta. [Group Sheet] [Family Chart]
Children:
2. Otto II of Bavaria was born between 1083 and 1084 (son of Otto I and (Unknown) von Ratzenhofen); died on 4 Mar 1156. Otto married Heilika von Lengenfeld. Heilika (daughter of Freidrich III von Pettendorf and Heilika of Swabia) died on 14 Sep 1170. [Group Sheet] [Family Chart]
3. Heilika von Lengenfeld (daughter of Freidrich III von Pettendorf and Heilika of Swabia); died on 14 Sep 1170. Children:
- Hedwig von Wittelsbach died on 16 Jul 1174.
- 1. Otto IV died on 18 Aug 1198.
- Otto I of Bavaria was born about 1117; died on 11 Jul 1183.
Generation: 3
4. Otto I (son of Ekkehart and Richgardis von Krain); died about 4 Mar 1123. Otto married (Unknown) von Ratzenhofen. [Group Sheet] [Family Chart]
5. (Unknown) von Ratzenhofen (daughter of Eberghard von Ratzenhofen and Mathilde von Reipertshofen). Children:
- 2. Otto II of Bavaria was born between 1083 and 1084; died on 4 Mar 1156.
6. Freidrich III von Pettendorf (son of Ruotger and (Unknown) von Burglengenfeld); died on 3 Apr 1119. Freidrich married Heilika of Swabia. Heilika (daughter of Frederick I of Swabia and Agnes of Germany) was born in 1087; died after 1110. [Group Sheet] [Family Chart]
7. Heilika of Swabia was born in 1087 (daughter of Frederick I of Swabia and Agnes of Germany); died after 1110. Children:
- 3. Heilika von Lengenfeld died on 14 Sep 1170.
Generation: 4
8. Ekkehart died after 1172. Ekkehart married Richgardis von Krain. Richgardis (daughter of Ulrich von Krain and Sophia of Hungary) died about 1128. [Group Sheet] [Family Chart]
9. Richgardis von Krain (daughter of Ulrich von Krain and Sophia of Hungary); died about 1128. Children:
- 4. Otto I died about 4 Mar 1123.
10. Eberghard von Ratzenhofen Eberghard married Mathilde von Reipertshofen. [Group Sheet] [Family Chart]
11. Mathilde von Reipertshofen Children:
12. Ruotger Ruotger married (Unknown) von Burglengenfeld. [Group Sheet] [Family Chart]
13. (Unknown) von Burglengenfeld (daughter of Friedrich I von Burglengenfeld and Sigena). Children:
- 6. Freidrich III von Pettendorf died on 3 Apr 1119.
14. Frederick I of Swabia was born about 1050 (son of Frederick of Büren and Hildegard of Egisheim-Dagsburg); died before 21 Jul 1105; was buried in Lorch Abbey, Baden-Württemberg, Germany. Frederick married Agnes of Germany about 1086. Agnes (daughter of Heinrich IV, Holy Roman Emperor and Bertha of Turin) was born in 1073; died on 24 Sep 1143; was buried in Klosterneuberg, Austria. [Group Sheet] [Family Chart]
15. Agnes of Germany was born in 1073 (daughter of Heinrich IV, Holy Roman Emperor and Bertha of Turin); died on 24 Sep 1143; was buried in Klosterneuberg, Austria. Children:
- 7. Heilika of Swabia was born in 1087; died after 1110.
- Frederick II von Hohenstaufen was born in 1090; died on 4 Apr 1147.
- Konrad III of Swabia, King of the Romans was born in 1093; died on 15 Feb 1152 in Bamberg, Bayern, Germany.