Cognomen Nambam (Nambam 
) , globally, is a very rare last name. The cognomen Nambam is habitual in Nigeria, where it is a very rare surname, India, where it is an extremely rare surname, and the United States. More prevalently, Nambam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nambam | United States, India, Nigeria |