Timeline
1990s
2020s
· Debut release
Debut release: My Name
First documented EP in the MusicBrainz discography.
source: musicbrainz
Biography
Biography
Lee Su-jeong (Korean: 이수정, born July 6, 1992), formerly known as Baby Soul, is a South Korean singer and member of South Korean girl group Lovelyz under Woollim Entertainment. She firstly released digital single with "Stranger" on November 23, 2011 prior to debut as a member of girl group Lovelyz in November 2014.
Following Lovelyz's contract expiration and resulting hiatus in November 2021, Lee renewed her contract with Woollim and began a solo career with her birth name Lee Su-jeong. Lee later released her debut EP My Name
My NameSpotifyYouTube Music (search)Tracklist · 6 tracks1My Name1:082Walking Through The Moon (달을 걸어서)3:323Say Goodbye (진작에 헤어질 걸 그랬어)3:164Warmth of Love (체온)3:515Mirror (거울)4:246Cosmos2:51.
2011–2013: Pre-debut project
Lee made her first appearance as a featured singer in labelmate Infinite's debut studio album Over the Top on the song "Crying". She later made her debut as a soloist on November 26, 2011 under the stage name Babysoul with her first single "Stranger" featuring soloist Wheesung as a part of Woollim Entertainment first girlgroup pre-debut project. On January 18, 2012, Lee released her second single "She's a Flirt", a duet with fellow Woollim Entertainment trainee, Yoo Ji-a.
2014–2021: Debut with Lovelyz
On November 12, 2014 Lee debuted as the leader of Woollim Entertainment first girlgroup Lovelyz. The group's debut studio album Girls' Invasion was officially released on November 17, along with its lead single titled "Candy Jelly Love".
On April 23, 2019, Lee released her solo single "A Piece of Moon" after previously performing it on Lovelyz's Lovelyz in Winterland 3 Concert back in February 2019.
On November 1, 2021, Woollim Entertainment announced all of Lovelyz members, except Baby Soul, had decided not to renew their contracts, which expired on November 16. However, Woollim Entertainment didn't mention in its press release sent to news agencies on whether the group would be disbanded. Later, Lee confirmed that although the members are signed under different agencies, they still have desire to promote and release albums together as Lovelyz in the near future. On November 17, Woolim Entertainment officially stated that Baby Soul has decided to begin using her given name Lee Su-jeong for her future promotions.
2022–present: Solo debut and solo activities
On April 19, 2022, it was announced that Lee would release her debut EP titled My Name
My NameSpotifyYouTube Music (search)Tracklist · 6 tracks1My Name1:082Walking Through The Moon (달을 걸어서)3:323Say Goodbye (진작에 헤어질 걸 그랬어)3:164Warmth of Love (체온)3:515Mirror (거울)4:246Cosmos2:51 on April 23 with the title track "Walking Through The Moon". Along with the release of her debut EP My Name, Lee held her first solo concert throughout the month of May for four weeks from May 5 to 19.
On December 19, 2022, Lee released "The Miracle of Christmas" a collaboration with singer LEEWOO.
Songwriting credits
All song credits are adapted from the Korea Music Copyright Association's database unless stated otherwise.
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 | 10 | 58.3th |
| Spotify monthly listeners | — | no data |
| Release groups in DB | 2 | 75.7th |
| Studio albums | 0 | 0th |
| Awards recorded | 0 | 0th |
| Timeline events | 2 | 62.1th |
| Recording span (years) | 0 | 9.4th |
| Genres | 3 | 80.4th |
Percentiles are computed at render time; missing values mean the artist has no data on that axis.
Discography (2 release groups)
EP · 1
| Cover | Year | Title | Notes | First release |
|---|---|---|---|---|
| 2022 | My NameSearch SpotifySearch YouTube MusicTracklist · 6 tracks · 19:021My Name1:08 2Walking Through The Moon (달을 걸어서)3:32 3Say Goodbye (진작에 헤어질 걸 그랬어)3:16 4Warmth of Love (체온)3:51 5Mirror (거울)4:24 6Cosmos2:51 | 26 April 2022 |
Single · 1
| Cover | Year | Title | Notes | First release |
|---|---|---|---|---|
| 2022 | 크리스마스의 기적Search SpotifySearch YouTube MusicTracklist · 1 track · 4:071크리스마스의 기적4:07 | 19 December 2022 |
Stats & PK
Percentile within all 23,672 published artists.Put Baby Soul head-to-head →
| Metric | Value | Percentile |
|---|---|---|
| Wikipedia language versions | 10 | 58.3th |
| Spotify monthly listeners | — | no data |
| Release groups in DB | 2 | 75.7th |
| Studio albums | 0 | 0th |
| Awards recorded | 0 | 0th |
| Timeline events | 2 | 62.1th |
| Recording span (years) | 0 | 9.4th |
| Genres | 3 | 80.4th |
Awards & honours
Line-up
| Name | From | To | Role |
|---|---|---|---|
| Lovelyz(band) | 3 November 2014 | present | original |
Where this record comes from
portrait—Wikimedia Commons · CC BY 4.0 · retrieved 11 October 2026
https://commons.wikimedia.org/wiki/File:%EB%B2%A0%EC%9D%B4%EB%B9%84_%EC%86%8C%EC%9A%B8.jpgaliases/urls—musicbrainz · CC0 · retrieved 10 October 2026
https://musicbrainz.org/artist/f40ddb37-034b-44a1-93f8-21ebeac1a666discography—musicbrainz · CC0 · retrieved 10 October 2026
https://musicbrainz.org/artist/f40ddb37-034b-44a1-93f8-21ebeac1a666core—wikidata · CC0 · retrieved 10 October 2026
https://www.wikidata.org/wiki/Q16181012genre—wikidata · CC0 · retrieved 11 October 2026
https://www.wikidata.org/wiki/Q16181012seed-list—wikipedia · CC BY-SA 4.0 · retrieved 10 October 2026
https://en.wikipedia.org/wiki/Lee_Su-jeongbiography—wikipedia-en · CC BY-SA 4.0 · retrieved 10 October 2026
https://en.wikipedia.org/wiki/Lee_Su-jeong
Why this artist is in the database
- List of K-pop artists
Tier rule: curated genre/region list
Image: demical · CC BY 4.0 · Wikimedia Commons
Wikidata: Q16181012 · MusicBrainz: f40ddb37-034b-44a1-93f8-21ebeac1a666
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