Family name Ойсана (Ойсана 
) , throughout the world, is an extremely rare last name. The surname Ойсана is habitual in Central Asia, particularly Kyrgyzstan, where it is a very rare surname. More prevalently, Ойсана is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ойсана | Kyrgyzstan |