Isaac I Komnenos
| Isaac I Komnenos Ισαάκιος A' Κομνηνός | |
|---|---|
| Emperor o the Byzantine Empire | |
 Gowd histamenon o Isaac I Komnenos | |
| Ring | 5/8 Juin 1057 – 22 November 1059 |
| Coronation | 1 September 1057 |
| Predecessor | Michael VI Stratiotikos |
| Successor | Constantine X Doukas |
| Born | c. 1007 |
| Dee'd | 1060/61 (aged 50–55) Monastery o Stoudios, Constantinople |
| Spouse | Catherine o Bulgarie |
| Issue | Manuel Komnenos Maria Komnene |
| Dynasty | Komnenoi |
| Faither | Manuel Erotikos Komnenos |
Isaac I Komnenos (or Comnenus) (Greek: Ισαάκιος A' Κομνηνός, Isaakios I Komnēnos; c. 1007 – 1060/61) wis Byzantine Emperor frae 1057 tae 1059, the first reignin member o the Komnenos dynasty.