Cognomen Banasia (Banasia 
) , around the globe, is a very rare last name. The cognomen Banasia is habitual in Philippines, where it is a very rare surname, India, where it is an extremely rare surname, and the United States. Very seldom, Banasia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Banasia | India, United States, Philippines |