Family name Hélas (Lassus 
, Hélas 
, Helaas 
) , all around the world, is quite a rare last name. The cognomen Hélas is characteristic of France, where it is quite a rare surname, Finland, and Puerto Rico. Not in comparison with a country's population, it most frequently occurs in France, the United States, and Finland. Very seldom, Hélas is the forename as well as the last name.