Surname Làzar (Лазарь 
, Làzar) , globally, is quite a rare family name. The last name Làzar is habitual in Belarus, where it is quite a common surname, Ukraine, where it is a rare surname, and Kazakhstan. Measured by absolute frequency, this name is the most popular in Eastern Europe, particularly Belarus, Russia, and Ukraine. Likewise, Làzar is the forename as well as the last name.