Cognomen 剑华 (Jianhua 
, 剑华 ) , in the entire world, is a common family name. The last name 剑华 is characteristic of Taiwan, where it is quite a rare surname, China, where it is a rare surname, and Singapore. In absolute terms, it is the most numerous in China, Taiwan, and Spain. Predominantly, 剑华 is the forename as well as the last name.