Cognomen Ocham (Ocham 
) , in the entire world, is a rare surname. The last name Ocham is habitual in Kenya, where it is a rare surname, Israel, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Ocham is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ocham | Kenya, Nigeria, United States, Israel, India |