Last name 利亚斯 (Lias 
, 利亚斯 
) , all over the world, is quite a common cognomen. The last name 利亚斯 is habitual in Malaysia, where it is quite a rare surname, Finland, and Uruguay, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Malaysia, Indonesia, and the United States. Likewise, 利亚斯 is the forename as well as the last name.