| Isaac Komnenos | |
|---|---|
 Tetarteron coin minted in Isaac's name in Cyprus: left, bust of Christ Pantokrator; right, bust of Isaac in the regalia of a Byzantine emperor | |
| Emperor in Cyprus | |
| Reign | 1185 – 1191 |
| Predecessor | Andronikos I Komnenos (as Byzantine Emperor) |
| Successor | Guy of Lusignan (as King of Cyprus) |
| Born | 1155 |
| Died | 1196 (age c. 41) Sultanate of Rum (now in Turkey) |
| Consort | Unnamed Armenian princess |
| House | Komnenos |
| Mother | Irene Komnene |
| Religion | Roman Orthodox |
Isaac Doukas Komnenos (or Ducas Comnenus,[a] c. 1155 – 1195/1196) was a claimant to the Byzantine Empire and the ruler of Cyprus from 1185 to 1191. Contemporary sources commonly refer to him as the emperor of Cyprus. He lost the island to King Richard I of England during the Third Crusade.
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