Last name Laui (Lowin 
, หลุย 
, Laui 
) , in all the world, is quite a rare cognomen. The cognomen Laui is habitual in Germany, where it is a rare surname, the United Kingdom, and Malaysia. Measured by absolute frequency, this name is the most popular in Germany, the United States, and the United Kingdom. Also, Laui is the forename as well as the last name.