| Octar | |
|---|---|
| Chieftain of the Huns (co-rulership) | |
| Reign | 420–430 |
| Predecessor | Charaton |
| Successor | Rugila |
| Born | Late 4th century or early 5th century |
| Died | 430 Rhineland |
| Father | Uldin |
Octar or Ouptaros was a Hunnic ruler. He ruled in dual kingship with his brother Rugila, possibly with a geographical division, ruling the Western Huns while his brother ruled the Eastern Huns.