Cognomen لاين (Iain 
, Lane , Layne 
) , throughout the world, is a widespread surname. The surname لاين is habitual in Latin America and the Caribbean, particularly Barbados, where it is a common surname, Saint Vincent and the Grenadines, and British Virgin Islands, where it is quite a common surname (explore the name in all countries). Not in comparison with a country's population, it is commonest in the United States, the United Kingdom, and Australia. Much less frequently, لاين is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lane, Iain | Australia, Canada, Ireland, United Kingdom, United States |
| Layne | Australia, Canada, Brazil, United Kingdom, United States |
| لاين | Iraq, Egypt, Sudan, Syria, Saudi Arabia |