Yang Yoseob (born 5 January 1990) more commonly known as just Yoseob, is a South Korean idol pop singer and dancer. He is the main vocalist of the Korean boy group Beast.
Yoseob was born in Seoul, South Korea on 5 January 1990 to a small family of one older sister. He first gained interest in music and started practicing singing after listening to Brian McKnight's music. He then listened to a lot of music of a similar style, but he realized that he couldn't be biased towards a certain genre and started listening to dance music and rock as well.