Family name 雨金 (Yujin 
, 雨金 ) , around the world, is quite a rare last name. The family name 雨金 is habitual in South Korea, where it is quite a rare surname, Taiwan, where it is a rare surname, and Malaysia. Not in comparison with a country's population, the name is most common in South Korea, China, and India. More prevalently, 雨金 is the forename as well as the last name.