Surname Lasiy (Lasiy 
, Ласий 
, Ласый 
) , in all the world, is a rare family name. The family name Lasiy is habitual in Eastern Europe, particularly Belarus, where it is a rare surname, Ukraine, and Russia, where it is a very rare surname. Likewise, Lasiy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lasiy | India, United States, Nigeria, Greece |
| Ласий | Ukraine, Russia |
| Ласый | Kazakhstan, Russia, Belarus |