Cognomen Aligna (Aligna 
) , around the world, is an extremely rare family name. The last name Aligna is habitual in Venezuela, where it is a very rare surname, and the United States, where it is an extremely rare surname. More frequently, Aligna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aligna | Brazil, Laos, France, United States, Venezuela |