Kim In-soon, known professionally as Insooni, is a South Korean singer who made her debut in 1978 as a member of Hee Sisters. Since then, she has recorded a total of 19 albums, 14 of them full-length albums. She is acclaimed as South Korea's R&B diva, having garnered a wide range of fans over her 45+ year career. She is one of the few South Korean singers to have performed at Carnegie Hall in New York City and has earned several top prizes from South Korean music awards. She is distinguished by her rich, throaty voice with wide vocal range on stage. She was born to a South Korean mother and an African American father, who served in the U.S. military in South Korea and was brought up by her mother alone, with the assistance of Pearl S. Buck International's child sponsorship program.