Last name 西维 (西维 
, Sivy 
, Sevey 
) , in all the world, is quite a rare family name. The last name 西维 is habitual in Slovakia, where it is quite a rare surname, the United States, where it is a rare surname, and New Zealand. Measured by absolute frequency, this name is the most popular in the United States, Slovakia, and France. Very seldom, 西维 is the forename as well as the last name.