Kim Hyun Ah (Hangul: ???; Hanja: ???; English: HyunA), born June 6, 1992, better known by her stage name Hyun Ah (??), is a Korean dance-pop/hip-hop and electronic artist from Seoul, South Korea. Popularly known as the main rapper and dancer of the girl group 4Minute, Hyun Ah made her solo debut in January of 2010 with the song Change (feat. ??? from BEAST). She is fluent in Korean, Japanese and Mandarin, and most recently, is learning English.
In 2007, when she was 14, Hyun Ah debuted in the girl group Wonder Girls under the JYP Entertainment label, staying with the group for the release of their debut EP, "The Wonder Begins". She left before the release of their second single, "Tell Me", due to health reasons. Two years later, she began being featured on other artists' songs and was eventually transferred to JYP's sister label Cube Entertainment. In May 2009, Hyun Ah's re-debut in the girl group 4minute was announced, with the release of their debut single, "Hot Issue", in June 2009.
In addition to her roles in Wonder Girls and 4minute, Hyun Ah took part in the project group 4Tomorrow, along with After School's UEE, Kara's Seungyeon and Brown Eyed Girls' Ga-in.
Hyun Ah went to the Korea High School of Music and Arts, and cites Beyoncé, The Pussycat Dolls, Rain, and Boa as her favorite musicians and influences.