Ongyun
| Location in Myanmar | |
| Geography | |
|---|---|
| Location | Ayeyarwady Region | 
| Coordinates | 16°23′14″N 94°14′34″E / 16.38722°N 94.24278°E | 
| Administration | |
Ongyun is an island located in the Ayeyarwady Region of Myanmar. It is located 400 km southwest of the national capital, Naypyidaw.