Cognomen Adamana (Adamana 
) , all over the world, is a very rare family name. The family name Adamana is habitual in Philippines, where it is a very rare surname, Canada, where it is an extremely rare surname, and India. Very seldom, Adamana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adamana | Nigeria, Canada, India, Philippines |