Surname 克非 (克非 
, Kefei 
) , all over the world, is quite a rare cognomen. The family name 克非 is characteristic of China, where it is a rare surname, Czechia, and Hungary, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in China, Czechia, and the United States. More frequently, 克非 is the forename as well as the last name.