Family name Otaha (Otaha 
) , around the world, is a rare surname. The last name Otaha is habitual in the Democratic Republic of the Congo, where it is a rare surname, Indonesia, where it is a very rare surname, and Nigeria. Very seldom, Otaha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Otaha | Indonesia, United States, Nigeria, Democratic Republic of the Congo |