Last name 亦奇 (Yiqi 
, 亦奇 ) , worldwide, is a rare cognomen. The cognomen 亦奇 is characteristic of Malaysia, where it is a rare surname, Singapore, and Belgium, where it is a very rare surname. Measured by absolute frequency, it is commonest in China, Malaysia, and Singapore. More prevalently, 亦奇 is the forename as well as the last name.