Born in Seoul South Korea on September 17, 1995, Yoo Shi-ah (유시아), better known by her stage name YooA, is a South Korean singer and dancer signed to WM Entertainment.

On April 20, 2015, YooA officially debuted in the seven-member South Korean girl group OH MY GIRL as the main dancer, lead vocalist, and the face of the group. Later she joined project group Girls Next Door in 2017 and released the single “Deep Blue Eyes” on June 14, 2017. Before her solo debut, YooA released a solo single “Morning Call” on May 2, 2018.

YooA made her solo debut with the mini-album, Bon Voyage and the title track by the same name on September 7, 2020. It is worth noting that “Bon Voyage” is produced by Grammy-nominated producer Josh Cumbee.