Surname Lyw (Lyw 
) , around the globe, is a very rare last name. The family name Lyw is habitual in Hong Kong, where it is a rare surname, Malaysia, where it is a very rare surname, and France, where it is an extremely rare surname. In absolute terms, this name is the most popular in Hong Kong, China, and France. Likewise, Lyw is the forename as well as the last name.