Last name Wai-Lim (威廉 
, Wai-Lim 
) , across the world, is a rare cognomen. The last name Wai-Lim is habitual in Eastern Asia, particularly China, where it is a very rare surname. More prevalently, Wai-Lim is the forename as well as the last name. Parts of the name also exists independently as a first name Wai, and a last name Lim.