Main
Otto I. von Ortenburg, Graf von Ortenburg, was born 1088 to Adalbert I. von Ortenburg (c1038-1096) and Bertha zu Wasserburg (?-aft1096) and died 1152 of unspecified causes. He married Agnes von Auersperg-Krain (?-1178) 1140 JL .
Children
| Name | Birth | Death | Joined with |
| Heinrich I. von Ortenburg (1138-aft1192) | |||
| Otto II. von Ortenburg (1140-1197) | 1140 | 1197 | Brigida of Haimburg |
| Gertrud von Ortenburg (1143-c1200) | |||
| Hermann von Ortenburg (1147-1200) | |||
| Agnes von Ortenburg (1149-1207) | 1149 | 1207 | Berthold I. von Tirol (?-1180) |
Residences
Footnotes (including sources)
| ‡ General |