Family name Lainos (Lainos 
) , in the entire world, is a very rare cognomen. The surname Lainos is characteristic of Greece, where it is a rare surname, Nicaragua, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Greece, Nigeria, and Argentina. Very seldom, Lainos is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lainos | Brazil, Greece, South Africa, Nigeria, Argentina |