Choi Soo-young (Korean: 최수영; born February 10, 1990), known mononymously as Sooyoung, is a South Korean singer, actress, and songwriter. She was a member of the short-lived Korean-Japanese singing duo Route 0, which debuted in Japan in 2002. After returning to South Korea in 2004, Choi eventually became a member of girl group Girls' Generation in 2007, which went on to become one of the best-selli…
