Cognomen Ookor (Ookor 
) , in all the world, is a very rare surname. The surname Ookor is characteristic of Mauritius, where it is quite a rare surname, and India, where it is an extremely rare surname. Much less frequently, Ookor is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ookor | India, Nigeria, Mauritius |