Family name 雅西 (Yaxi 
, 雅西 ) , across the world, is quite a rare last name. The surname 雅西 is characteristic of Iraq, where it is quite a rare surname, Mexico, where it is a rare surname, and Venezuela. Not in comparison with a country's population, it is the most numerous in Iraq, Mexico, and China. Likewise, 雅西 is the forename as well as the last name.