Cognomen Laslou (Laslou 
) , in all the world, is a very rare last name. The last name Laslou is habitual in Romania, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Laslou is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Laslou | Romania, United States, Spain |