Family name Lillås (Lillås 
) , all around the world, is a very rare cognomen. The surname Lillås is characteristic of Northern Europe, particularly Norway, where it is a rare surname, Sweden, and Finland, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lillås | Finland, Norway, Sweden |
| asbjørn lillås Norwegian politician, NO (b. 1919) |
|