Last name Yukiyasu (Yukiyasu 
, Юкиясу) , all around the world, is a very rare surname. The family name Yukiyasu is habitual in Japan, where it is a very rare surname, Spain, where it is an extremely rare surname, and the United States. In absolute terms, the name is most common in Japan, China, and the United States. Likewise, Yukiyasu is the forename as well as the last name.