Jaejin is a common Korean name that can refer to various individuals. It is often used for both males and females, though it is more commonly associated with males. The name can have different meanings depending on the Hanja characters used to write it, which can represent qualities like wisdom, prosperity, or beauty. One notable person named Jaejin is Lee Jaejin, a member of the South Korean boy band FT Island. He is known for his skills as a bassist and vocalist, contributing to the band's success in the K-pop industry. FT Island debuted in 2007 and has gained popularity both in South Korea and internationally.