Last name Liaz (Liaz 
, Лиаз 
, Ліаз 
) , in all the world, is a rare cognomen. The last name Liaz is habitual in Philippines, where it is a rare surname, Algeria, where it is a very rare surname, and Malaysia. In absolute terms, this name is the most popular in Philippines, Algeria, and Indonesia. Very seldom, Liaz is the forename as well as the last name.