Last name Liuzi (六子 
, Liuzi 
) , all over the world, is a rare cognomen. The cognomen Liuzi is characteristic of Georgia, where it is a rare surname, Italy, where it is a very rare surname, and Argentina. Measured by absolute frequency, this name is the most popular in China, Georgia, and Italy. More frequently, Liuzi is the forename as well as the last name.