*Otto I (V) Duke of Bavaria
born about 1117 Kelheim, Niederbayern, Bavaria
died 11 July 1183

*Otto IV von Wittelsbach
died 16 August 1178

*Heilika von Pettendorf
born before 1110
died 13 September 1170
married 13 July 1116

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

*Agnes Countess of Looz & Rieneck
born about 1146 <Kelheim, Niederbayern, Bavaria>
died 26 March 1191

*Richardis von Wittelsbach Princess of Bavaria
born about 1173 Kelheim, Niederbayern, Bavaria
died 21 September 1231 Roermond, Limburg, Netherlands
Ludwig I "the Kelheimer" von Wittelsbach Duke of Bavaria
born 23 December 1174 <Kelheim, Niederbayern, Bavaria> died 15 September 1231
Mathilde Princess of Bavaria born about 1196 <Kelheim, Niederbayern, Bavaria>
Sofie von Bayern Duchess of Bavaria born about 1172 Sommerschenbu, Sachsen, Prussia died 15 July 1238

biographical and/or anecdotal:
Drew his sword on the papal legates at a synod held by Frederick Barbarossa.

notes or source:
Kingdom in the Sun by John Julius Norwich