Cognomen 计华 (Jihua 
, 计华 ) , throughout the world, is a rare surname. The last name 计华 is characteristic of Taiwan, where it is a rare surname, Peru, where it is a very rare surname, and Singapore. Measured by absolute frequency, it is commonest in China, Taiwan, and Peru. Much more prevalently, 计华 is the forename as well as the last name.