Last name Ailus (Ailus 
) , all around the world, is a very rare family name. The surname Ailus is habitual in Finland, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Ailus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ailus | India, Finland, Brazil, United States |
| paul ailus FI (b. 1911) |
|
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| rauno ailus Finnish basketball player, FI (b. 1940) |
|
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| alexandra ailus FI |
|