Cognomen Azeno (Asno 
, Azeno 
) , globally, is a rare family name. The last name Azeno is characteristic of Indonesia, where it is a very rare surname, Malaysia, and Nigeria, where it is an extremely rare surname. Likewise, Azeno is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Asno | India, United States, Malaysia, Indonesia, Philippines |
| Azeno | India, United States, Philippines, Nigeria, Brazil |