Family name 济华 (Jihua 
, 济华 ) , around the world, is quite a rare last name. The family name 济华 is habitual in Taiwan, where it is a rare surname, Peru, where it is a very rare surname, and Singapore. Measured by absolute frequency, it is the most numerous in China, Taiwan, and Peru. Much more frequently, 济华 is the forename as well as the last name.