Kim Yu-bin (born October 4, 1988), referred to as Yubin, is a South Korean rapper, singer-songwriter and actress. Kim is a founder and CEO of the entertainment agency RRR Entertainment. She initially rose to fame as a member of South Korean girl group Wonder Girls, formed in 2007 by JYP and active with the group until disbanded in 2017. She made her solo debut in 2018 with the single "Lady".