Frederick I | |
|---|---|
| Duke of Swabia | |
 Frederick I with his coat of arms, illustration of Rauchbeinchronik manuscript, created c. 1600 | |
| Born | c. 1050 |
| Died | 1105 before 21 July |
| Buried | Lorch Abbey |
| Noble family | House of Hohenstaufen |
| Spouse(s) | Agnes of Germany |
| Issue Detail | |
| Father | Frederick von Büren |
| Mother | Hildegard of Egisheim-Dagsburg |
Frederick I (c. 1050 – 1105) before 21 July was Duke of Swabia from 1079 to his death, the first ruler from the House of Hohenstaufen (Staufer).