Nielsen Hayden genealogy
(Unknown) von Burglengenfeld
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- 1 (Unknown) von Burglengenfeld [1]
- Ruotger
- 2 Freidrich III von Pettendorf [1.1] d. 3 Apr 1119
- Heilika of Swabia b. 1087 d. Aft 1110
- 3 Heilika von Lengenfeld [1.1.1] d. 14 Sep 1170
- Otto II of Bavaria b. Between 1083 and 1084 d. 4 Mar 1156
- 4 Hedwig von Wittelsbach [1.1.1.1] d. 16 Jul 1174
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- 4 Otto IV [1.1.1.2] d. 18 Aug 1198
[ =>]
- 4 Otto I of Bavaria [1.1.1.3] b. Abt 1117 d. 11 Jul 1183
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- 4 Hedwig von Wittelsbach [1.1.1.1]
- 3 Heilika von Lengenfeld [1.1.1]
- 2 Freidrich III von Pettendorf [1.1]