Jeong Ye-in

Jeong Ye-in (; born June 4, 1998), known mononymously as Yein, is a South Korean singer and actress. She is a member of the South Korean girl group Lovelyz.

Career

2014–2021: Debut with Lovelyz and solo activities Jeong was introduced as a member of Lovelyz by Woollim Entertainment on November 3, 2014. They debuted with a studio album Girls' Invasion was released on November 17, along with its lead single titled "Candy Jelly Love". On August 16, 2017, Jeong made her acting debut as a young Ha Sun-woo (Moon Chae-won) in the tvN television series Criminal Minds. On October 13, she made her first lead role in the web series The Blue Sea. On January 8, 2020, Jeong was announced as one of the cast members of the SBS reality-documentary show Law of the Jungle in Palawan. On November 1, 2021, Jeong decided to end her contract with Woolim Entertainment.

2022–2024: New agency, solo debut and return to acting On January 11, 2022, she signed an exclusive contract with Sublime Artist Agency and revealed that she was preparing to debut as a solo artist. On January 25, Jeong released her first digital single track "Plus n Minus". On November 23, Jeong was cast in omnibus melodrama web series Love Lock. Later, Jeong made her second digital single track "Bus" which was released on December 2, 2023.

On January 25, 2023, it was revealed that she participated in KakaoTV's virtual competition show Girls Reverse where she played the role of Junghorang, who was eliminated in the 6th episode. On March 18, Jeong released the track "Slow It Down" for JTBC television series Divorce Attorney Shin. Nine days later, she was cast in the TVING youth series Na Ra the Socialite Wannabe, where she plays a high school girl who is full of competitive spirit in everything except studying. On July 11, she starred in an OTT series My Friend's Graduation Ceremony alongside Kim Jong-hyeon and Park Chul-min. On August 14, it was revelead that Jeong had been cast in her musical debut, We Will Rock You, as Scaramouche. On September 2, Jeong released the track "Moon" for B-Play web series The Witch Store Reopening.

On May 16, 2024, Jeong was featured on Ryu Su-jeong's digital single "Orange Juice". On May 29, Jeong became a cast member for the musical Carmilla, playing the role as a lead in the title. May 31, Jeong made her third digital single "I Will Be Your Spring" which was released on June 4. On August 19, she released the track "I'll Get You" for TV Chosun television series DNA Lover. On September 5, Jeong made her 4th digital single track "Dance With Me" which was released on September 11. 2 days later, she released the track "Somewhere" for MBN television series Bad Memory Eraser. On September 19, Jeong was cast alongside Kwon Eun-bin in the mystery thriller series Mystic.

2025–present: Short-form dramas and mini album On January 9, 2025, Jeong made her short-form drama debut in a webtoon-based romance drama Explosive Romance alongside KNK's Lee Dong-won. On February 8, Jeong was cast in the musical Unoya. On March 25, Jeong released her 5th digital single "My One and Only". On October 9, Jeong was featured on Yaru's digital single "When Love Was Ours". On November 7, it was announced that Jeong made her first mini album "Room", which was released digitally on November 22 and released physically on November 24.

On May 29, 2026, Jeong was cast in the play Flower, Stars Pass By (lit.) as Ji-won, with Hong Ji-yoon. On July 8, it was announced that Jeong starred in a GoodShort family short form drama Code Name: Villain Stepmom. In August 2026, CJ ENM announced that Jeong would be host in a TVING reality sports dating series Enemies in the Outfield Seats (lit.) alongside Lee Yong-jin and Jae-gyun Hwang, which is expected to release in September.

Discography

Extended plays + List of extended plays, showing selected details, selected chart positions, and sales figures Title Details Peak chartpositions Sales KOR Room Released: November 22, 2025 Label: Sublime Formats: Digital download, streaming 87 KOR: 940

Singles

Soundtrack appearances + List of soundtrack appearances, showing year released and album name Title Year Album "Slow It Down" 2023 Divorce Attorney Shin OST Part 3 "Moon" The Witch Store Reopening OST Part 1 "I'll Get You" 2024 DNA Lover OST Part 1 "Somewhere" Bad Memory Eraser OST Part 5

Composition credits All song credits are adapted from the Korea Music Copyright Association's database unless stated otherwise.

Music videos Title Year Director Ref. "Plus n Minus" 2022 "Bus" Yvng Wing(3SPICE) "Moon" 2023 "I Will Be Your Spring" 2024 "Dance With Me" "My One and Only" 2025 김기주 (PIG Edition) "Landing" BOK "Adult"

Filmography

Television series Year Title Role Notes 2016 The Gentlemen of Wolgyesu Tailor Shop High school girl Cameo (episode 29) 2017 Criminal Minds Ha Sun-woo (young) 2023 Na Ra the Socialite Wannabe Lee Na-ra 2025 Explosive Romance Kang Deok-sim Short-form drama Vending Machine Nam Hyun-sun Code Name: Villain Stepmom Seol-hwa 2020 Law of the Jungle in Palawan Cast member Episode 411–415 2023 Girls Reverse Contestant as "Junghorang" 2026 Enemies in the Outfield Seats (lit.) Host

Theater Year Title Role 2023 We Will Rock You Scaramouche 2024 Carmilla Carmilla 2025 Unoya Min-jeong 2026 Flower, Stars Pass By (lit.) Ji-won