Jung Yongju (정용주) (born October 7, 1991), referred to as Nicole (니콜), is a South Korean-American singer, rapper and YouTuber. She is a former member of South Korean girl group KARA.

DSP Media announced on October 4, 2013 that she would leave the agency and KARA after deciding not to renew her contract, which was set to expire in January of 2014. On October 13th, 2014, B2M Entertainment announced that Nicole had signed on with the agency and was preparing to debut as a solo artist. Her solo debut mini album, First Romance, was released on November 19th, 2014. She made her Japanese debut on June 24th, 2015, with her single album, Something Special.