Cognomen Lunam (Lunam 
) , all around the world, is quite a rare surname. The family name Lunam is characteristic of New Zealand, where it is a rare surname, Canada, and Australia. Measured by absolute frequency, this name is the most popular in India, Canada, and New Zealand. Much less frequently, Lunam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lunam | Australia, Canada, New Zealand, India, Indonesia |