Family name Oseimanu (Oseimanu 
) , around the world, is an extremely rare last name. The family name Oseimanu is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Much less frequently, Oseimanu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Oseimanu | United States |