Surname 一花 (Yihua 
, 一花 ) , in the entire world, is a rare family name. The last name 一花 is habitual in Lithuania, where it is a rare surname, Singapore, and Malaysia, where it is a very rare surname. In absolute terms, it most frequently occurs in China, Malaysia, and Singapore. Much more prevalently, 一花 is the forename as well as the last name.