Last name Xúp (Soupe 
, Xúp) , in the world, is a rare surname. The cognomen Xúp is characteristic of Mauritius, where it is quite a rare surname, France, where it is a rare surname, and Belgium, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in France, Mauritius, and China. Much less frequently, Xúp is the forename as well as the last name.