Family name Лакруа (Lacroix 
, Лакруа 
) , in all the world, is a common cognomen. The cognomen Лакруа is characteristic of Western Europe, particularly Monaco, where it is quite a common surname, France, and Belgium (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in France, Canada, and the United States. Much less frequently, Лакруа is the forename as well as the last name.