Cognomen Amendanio (Amendanio 
) , globally, is a very rare family name. The cognomen Amendanio is habitual in South-eastern Asia, particularly Philippines, where it is a very rare surname. Much less frequently, Amendanio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Amendanio | Philippines |
Ana, Benita, Nelson, Nenette, and Victoriano