Last name やすこ (Yasuko 
, やすこ) , around the world, is a rare cognomen. The surname やすこ is habitual in Israel, where it is a rare surname, Japan, and Malaysia, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Japan, China, and Israel. More frequently, やすこ is the forename as well as the last name.