YooA
Yoo Si-ah, known professionally as YooA, is a South Korean singer and actress. She is a member of the girl group Oh My Girl under WM Entertainment. She made her debut as a solo artist, with her first EP Bon Voyage, on September 7, 2020.
Early life
YooA was born Yoo Yeon-joo on September 17, 1995, in Sinchang-dong, Yongsan-gu, Seoul, South Korea, and legally changed her name to Yoo Si-ah.Her older brother is a dancer and choreographer at the 1Million Dance Studio.
Career
2015–2020: Debut with Oh My Girl and other activities
On April 20, 2015, YooA debuted in the South Korean girl group Oh My Girl. In August 2016, YooA took part in the Mnet dance TV show Hit the Stage with U-Kwon of Block B as her partner. They finished in fourth place behind her brother and his partner Hyoyeon. In November 2016, she debuted as a member of the Inkigayo project group, Sunny Girls, with the single, "Taxi". In Summer 2017, YooA joined the reality show Idol Drama Operation Team. They made their debut as Girls Next Door with the single, "Deep Blue Eyes".In May 2018, YooA released the single "Morning Call".
2020–present: ''Bon Voyage''. ''Selfish'' and ''Borderline''
On September 7, 2020, YooA made her solo debut with the extended play Bon Voyage. On September 15, 2020, YooA received her first music show trophy on The Show. On September 25, 2020, YooA released an OST for the Netflix film Over The Moon.In October 2022, WM Entertainment announced that YooA was preparing new music. She released the four-track EP Selfish on November 14, with a lead single of the same name. On March 14, 2024, YooA released her first single album Borderline, with the lead single "Rooftop". On June 2, 2025, YooA departed WM Entertainment and signed a contract with Saram Entertainment as an actress.
Discography
Extended plays
Single albums
Singles
Soundtrack appearances
Videography
Music videos
Filmography
Film
Television shows
Hosting
Awards and nominations
| Award ceremony | Year | Category | Nominee / Work | Result | |
| Gaon Chart Music Awards | 2021 | Artist of the Year – Digital Music | "Bon Voyage" | Nomitated |