Анян
Park was born Park In-jung on October 5, 1987, in Andong, North Gyeongsang Province, South Korea. She has legally changed her name to Park So-yeon. In 2005, she took part and was awarded the Gold Award for the CMB Chin Chin Singing Competition. Park has studied at the prestigious Anyang High School of Arts, located in Anyang, Gyeonggi, South Korea.