Family name 贻华 (Yihua 
, 贻华 ) , all over the world, is a rare surname. The family name 贻华 is characteristic of Lithuania, where it is a rare surname, Singapore, and Malaysia, where it is a very rare surname. Measured by absolute frequency, the name is most common in China, Malaysia, and Singapore. Predominantly, 贻华 is the forename as well as the last name.