Timeline
2 events◦ Birth 1★ Debut release 1
1990s
2010s
· Debut release
Debut release: 모닝콜을 부탁해
First documented Single in the MusicBrainz discography.
source: musicbrainz
Biography
English biography330 words · 4 sectionssource: wikipedia-en · licence CC BY-SA 4.0 · revision 1379567100
Biography
Yoo Si-ah (Korean: 유시아; born Yoo Yeon-joo on September 17, 1995), known professionally as YooA (유아), is a South Korean singer and actress. She is a member of the girl group Oh My Girl under RINGCOMS and DSP Media. She made her debut as a solo artist, with her first EP Bon Voyage
Bon VoyageSpotifyYouTube Music (search)Tracklist · 5 tracks1숲의 아이 (Bon voyage)3:412날 찾아서 (Far)3:293Diver3:424자각몽 (Abracadabra)3:215End of Story3:45, 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.
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". On April 10, 2017, YooA joined the reality show Idol Drama Operation Team. On June 14, 2017, They made their debut as Girls Next Door(옆집소녀) 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
SELFISHSpotifyYouTube Music (search)Tracklist · 4 tracks1Selfish3:292Lay Low2:493Blood Moon3:144Melody2:39 on November 14, with a lead single of the same name. On March 14, 2024, YooA released her first single album Borderline
BorderlineSpotifyYouTube MusicTracklist · 3 tracks1Rooftop2:482Love Myself2:263Shooting Star3:05, with the lead single "Rooftop". On June 2, 2025, YooA departed WM Entertainment and signed a contract with Saram Entertainment as an actress. On September 3, 2026, after about a year, left Saram Entertainment and signed an exclusive contract with a new agency, RINGCOMZ.
Discography & profile
Normalised profile
Percentiles are computed over every artist in the database, so a tier-3 artist can still sit in the 95th percentile on a single axis.
| Metric | Value | Percentile |
|---|---|---|
| Wikipedia language versions | 18 | 78.1th |
| Spotify monthly listeners | — | no data |
| Release groups in DB | 5 | 78.9th |
| Studio albums | 0 | 0th |
| Awards recorded | 0 | 0th |
| Timeline events | 2 | 62.1th |
| Recording span (years) | 6 | 19.5th |
| Genres | 2 | 74th |
Percentiles are computed at render time; missing values mean the artist has no data on that axis.
Discography (5 release groups)
Single · 3
| Cover | Year | Title | Notes | First release |
|---|---|---|---|---|
| 2018 | 모닝콜을 부탁해Search SpotifySearch YouTube MusicTracklist · 2 tracks · 5:521모닝콜2:56 2모닝콜 (inst.)2:56 | 2 May 2018 | ||
| 2023 | Falling for meSearch SpotifySearch YouTube MusicTracklist · 1 track · 3:021Falling for me3:02 | 13 October 2023 | ||
| 2024 | BorderlineSearch SpotifySearch YouTube MusicTracklist · 3 tracks · 8:191Rooftop2:48 2Love Myself2:26 3Shooting Star3:05 | 14 March 2024 |
EP · 2
| Cover | Year | Title | Notes | First release |
|---|---|---|---|---|
| 2020 | Bon VoyageSearch SpotifySearch YouTube MusicTracklist · 5 tracks · 17:581숲의 아이 (Bon voyage)3:41 2날 찾아서 (Far)3:29 3Diver3:42 4자각몽 (Abracadabra)3:21 5End of Story3:45 | 7 September 2020 | ||
| 2022 | SELFISHSearch SpotifySearch YouTube MusicTracklist · 4 tracks · 12:111Selfish3:29 2Lay Low2:49 3Blood Moon3:14 4Melody2:39 | 14 November 2022 |
Stats & PK
Percentile within all 23,672 published artists.Put Yooa head-to-head →
| Metric | Value | Percentile |
|---|---|---|
| Wikipedia language versions | 18 | 78.1th |
| Spotify monthly listeners | — | no data |
| Release groups in DB | 5 | 78.9th |
| Studio albums | 0 | 0th |
| Awards recorded | 0 | 0th |
| Timeline events | 2 | 62.1th |
| Recording span (years) | 6 | 19.5th |
| Genres | 2 | 74th |
Awards & honours
Line-up
| Name | From | To | Role |
|---|---|---|---|
| OH MY GIRL(band) | 26 March 2015 | present | original |
| Sunny Girls(band) | 27 November 2016 | 27 November 2016 | original |
| シスターラビッツ(band) | 14 June 2017 | 14 June 2017 | original |
Where this record comes from
portrait—Wikimedia Commons · CC BY 4.0 · retrieved 11 October 2026
https://commons.wikimedia.org/wiki/File:160805_%EC%98%A4%EB%A7%88%EC%9D%B4%EA%B1%B8_%EB%AE%A4%EC%A7%81%EB%B1%85%ED%81%AC_%EC%A4%91%EA%B0%84%ED%87%B4%EA%B7%BC%EA%B8%B8_6.jpgaliases/urls—musicbrainz · CC0 · retrieved 10 October 2026
https://musicbrainz.org/artist/fae3cddb-8379-4c96-83d8-5a045a580a0bdiscography—musicbrainz · CC0 · retrieved 10 October 2026
https://musicbrainz.org/artist/fae3cddb-8379-4c96-83d8-5a045a580a0bcore—wikidata · CC0 · retrieved 10 October 2026
https://www.wikidata.org/wiki/Q21710217genre—wikidata · CC0 · retrieved 11 October 2026
https://www.wikidata.org/wiki/Q21710217seed-list—wikipedia · CC BY-SA 4.0 · retrieved 10 October 2026
https://en.wikipedia.org/wiki/YooAbiography—wikipedia-en · CC BY-SA 4.0 · retrieved 10 October 2026
https://en.wikipedia.org/wiki/YooA
Why this artist is in the database
- List of K-pop artists
Tier rule: curated genre/region list
Image: f2.8 · CC BY 4.0 · Wikimedia Commons
Wikidata: Q21710217 · MusicBrainz: fae3cddb-8379-4c96-83d8-5a045a580a0b
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