Last name 吉卫 (Jiwei 
, 吉卫 ) , around the world, is a rare family name. The cognomen 吉卫 is characteristic of Singapore, where it is a rare surname, Malaysia, where it is a very rare surname, and China. Measured by absolute frequency, it most frequently occurs in China, Malaysia, and Spain. Predominantly, 吉卫 is the forename as well as the last name.