*Heilika von Pettendorf
born before 1110
died 13 September 1170

father:
*Friedrich von Pettendorf Graf von Lengenfeld
born 1070
died 1110
(end of information).

mother:
*Sigena von Leige
born 1075
died 24 February or December 1110

siblings:
unknown

spouse:
*Otto IV von Wittelsbach
died 16 August 1178
married 13 July 1116

children:
*Otto I (V) Duke of Bavaria born about 1117 Kelheim, Niederbayern, Bavaria
died 11 July 1183
daughter of Otto von Wittelsbach born 1119
Friedrich von Wittelsbach born 1123
Ulrich von Wittelsbach born 1125
Adelheid von Wittelsbach born 1127
Hedwig von Wittelsbach born 1129
Conrad von Mainz born 1131
Agnes von Wittelsbach born 1133 died 1218

biographical and/or anecdotal:

notes or source:
LDS
ancestry.com