Last name 西奇 (Xiqi 
, 西奇 , Sich 
) , in all the world, is quite a rare cognomen. The cognomen 西奇 is habitual in Czechia, where it is quite a rare surname, North Macedonia, and Zambia, where it is a rare surname. Measured by absolute frequency, the name is most common in the United States, the United Kingdom, and Czechia. Also, 西奇 is the forename as well as the last name.