Biography
Friedrich I. von Ortenburg, Graf von Ortenburg, was born circa 1247 to Hermann I. von Ortenburg (1196-1256) and Elizabeth of Heunburg (-) and died 28 March 1304 of unspecified causes. He married Adelheid von Görz und Tirol (-1291) 1258 JL .
Children
| Name | Birth | Death | Joined with |
| Meinhard I. von Ortenburg (-c1332) | |||
| Otto IV. von Ortenburg (-1343) | |||
| Albrecht von Ortenburg (1286-1335) | 1286 | 1335 | Helena (-bef1383) |
| Euphemia von Ortenburg (-aft1315) | |||
Footnotes (including sources)
| ‡ General |