Yang Jeong-in was born on February 8, 2001,[1] inBusan, South Korea.[2] He graduated fromSchool of Performing Arts Seoul in February 2021.[3] When he was young, he developed a passion for singing through performingtrot songs at church.[4]
In 2019, I.N made his acting debut with a cameo appearance in the final episode of the web seriesA-Teen 2, alongside fellow Stray Kids memberHyunjin.[7] On September 21, 2019, he appeared as a special MC onShow! Music Core.[8] Additionally, he appeared as a contestant on episode 3 of theMBC entertainment programFavorite Entertainment, which aired on July 18, 2020, where he gave a trot music performance.[9] In September 2020, I.N collaborated with bandmateSeungmin to release the song "My Universe", which peaked at number 21 on theBillboardWorld Digital Song Sales chart for the week of 20-26 September.[10][11]
On 15 January 2021, I.N released his debut solo song, "Maknae on Top", through theSKZ-Player series, featuring fellow bandmatesBang Chan andChangbin.[12] In 2022, he released his solo track "Hug Me", a song he co-wrote, as part of Stray Kids'SKZ-Record series.[13] In October, he again collaborated with Seungmin to release the song "Can't Stop", which was featured on the group's seventh EP,Maxident. The song ranked sixth on Billboard's review of the EP and peaked at number 31 on theCircle Download Chart for the week of October 2–8, 2022.[14][15] Additionally, during Stray Kids'Maniac World Tour, he collaborated with fellow memberLee Know to perform a cover ofHarry Styles' song "Falling".[16]
Billboard ranked I.N ninth in their 2024 K-Pop Artist 100 chart.[17]
I.N attended theAlexander McQueen show duringParis Fashion Week twice, with his first appearance at the brand's spring 2024 show in October 2023.[18] In May 2024, I.N made hisMet Gala debut withStray Kids as the guest ofTommy Hilfiger.[19] In the same month, I.N appeared on the cover ofW Korea's Vol. 6, wearing Alexander McQueen's first collection.[20] In September, he made his debut atMilan Fashion Week by attending theBottega Veneta spring 2025 show, where he sat front row alongsideA$AP Rocky andKendall Jenner. In addition, I.N. was featured in Bottega Veneta for various editorials, including a cover story forRolling Stone UK.[21]
On 23 January 2025, Bottega Veneta announced I.N as its new brand ambassador.[22]
I.N donated₩100 million (US$76,590) for the healthy growth of underprivileged children in Korea, as reported on June 7, 2024. He became the youngest member of the 'Green Noble Club' by Green Umbrella.[23][24] In October, he took part inW Korea's "Love Your W" charity event to support breast cancer awareness, promoting a positive influence and helping to raise awareness about the cause.[25][26]
I.N donated another ₩100 million toSamsung Medical Center to repay the love he received from fans on his birthday, February 8, 2025 as reported on February 10. The donation he made will be used to cover the treatment costs for children with cancer from underprivileged families who are being treated at Samsung Medical Center.[27]
^Yoon, Sang-geun (February 5, 2021)."방예담·레이첼·아이엔·여진 오늘(5일) 서울공연예술高 졸업" [Bang Yedam, Rachel, I.N, Yeojin graduated from Seoul Performing Arts School today (5th)].Star News Korea (in Korean). RetrievedOctober 22, 2024.
^Lim, Joo-hee (July 18, 2020).'최애 엔터테인먼트' 스트레이키즈 막내 아이엔 등장! 장윤정 "트롯에 대한 진지한 마음이 보였다" ['Favorite Entertainment' Stray Kids' youngest member I.N appears! Jang Yoon-jeong "Serious heart for trot was shown"].MBC eNews. RetrievedNovember 1, 2024.
^"JYP 리얼리티 쇼 'Stray Kids'" [JYP Reality Show 'Stray Kids'].KBS News (in Korean). South Korea. October 17, 2017.Archived from the original on December 28, 2023. RetrievedDecember 28, 2023.
^abJi, Yeon-ju (June 21, 2019)."'아이돌라디오' 스트레이키즈, 연기→자작곡 못하는 게 뭐야?" ['Idol Radio' Stray Kids, Acting→Self-producing What Can't They Do?].Newsen (in Korean).Archived from the original on September 24, 2024. RetrievedJune 13, 2024.
^abBae, Su-jeong (September 21, 2019).'쇼 음악중심(음중)' 세븐틴X라붐X드림캐쳐 컴백무대... 스페셜 MC 스트레이키즈 아이엔 출격 ['Show Music Core' Seventeen X Dream Catcher Comeback Stage... Special MC Stray Kids I.N appears].Topstar News (in Korean).Archived from the original on April 30, 2024. RetrievedApril 30, 2024.
^Lee, Ji-hyun (July 17, 2020).'최애 엔터테인먼트' MJ-후이-아이엔-여원-이예준, 더 치열해진 '공개채용' 현장 ['Favorite Entertainment' MJ-Hui-I.N-Yeowon-Lee Ye-Jun, 'Open Recruitment' Site Gets More Fierce].Sports Chosun.Archived from the original on March 9, 2024. RetrievedNovember 1, 2024.
^Young, Hana (December 21, 2022)."스트레이 키즈, 멤버 전원이 직접 작업한 솔로곡 수록한 디지털 앨범 발매" [Stray Kids releases digital album featuring solo songs written by all members].Chosun Biz (in Korean).Archived from the original on March 19, 2024. RetrievedOctober 19, 2024.
^"스트레이 키즈 멤버 아이엔, 최연소 1억 이상 기부 클럽에" [Stray Kids Member I.N Becomes the Youngest Person to Donate Over 100 Million Won to the Club].The Chosun Ilbo (in Korean). June 8, 2024.Archived from the original on July 18, 2024. RetrievedAugust 20, 2024.
^Lim Joo-hee (July 11, 2020).'최애 엔터테인먼트' 현직 아이돌들의 동영상 심사! 스트레이 키즈, 아스트로, 펜타곤 지원자들의 특징은?! ['My Love Entertainment' video screening of current idols! What are the characteristics of Stray Kids, Astro, and Pentagon applicants?!].iMBC.Archived from the original on October 21, 2020. RetrievedOctober 19, 2020.
^Park, Jin-young (July 14, 2024)."'복면가왕' 캣닢=스트레이 키즈 아이엔...회사 줄게 3라운드行" ['King of Masked Singer' Catnip=Stray Kids I.N...I'll Give You a Company advanced to the Third Round].Joy News 24 (in Korean).Archived from the original on July 18, 2024. RetrievedOctober 11, 2024.