I.N

Biography

Yang Jeong-in (Korean: 양정인; born February 8, 2001), known professionally as I.N (아이엔), is a South Korean singer. He is a member of the South Korean boy band Stray Kids formed by JYP Entertainment in 2017.
I.N made his acting debut in the final episode of the web series A-Teen 2 in 2019.

Early life and education

Yang Jeong-in was born on February 8, 2001, in Busan, South Korea. He graduated from School of Performing Arts Seoul in February 2021. When he was young, he developed a passion for singing when he was performing trot songs at church.

2017-present: Stray Kids and solo music

I.N trained at JYP Entertainment and participated in the Stray Kids survival program in late 2017. He debuted with Stray Kids with the EP I Am Not on March 25, 2018, through a debut showcase at Jangchung Arena.
In 2019, I.N made his acting debut with a cameo appearance in the final episode of the web series A-Teen 2, alongside fellow Stray Kids member Hyunjin. On September 21, 2019, he appeared as a special MC on Show! Music Core. Additionally, he appeared as a contestant on episode 3 of the MBC entertainment program Favorite Entertainment, which aired on July 18, 2020, where he gave a trot music performance. In September 2020, I.N collaborated with the bandmates Seungmin and Changbin to release the song "My Universe", which peaked at number 21 on the Billboard World Digital Song Sales chart for the week of 20-26 September.
On 15 January 2021, I.N released his debut solo song, "Maknae on Top", through the SKZ-Player series, featuring bandmates Bang Chan and Changbin. In 2022, he released his solo track "Hug Me", a song he co-wrote, as part of Stray Kids' SKZ-Record series. 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 the Circle Download Chart for the week of October 2–8, 2022. Additionally, during Stray Kids' Maniac World Tour, he collaborated with fellow member Lee Know to perform a cover of Harry Styles' song "Falling".
Billboard ranked I.N ninth in their 2024 K-Pop Artist 100 chart.
On April 8, 2025, it was reported that I.N, together with his bandmates Lee Know and Seungmin, will be part of tvN's weekend drama Resident Playbook's original soundtrack. The song, dubbed "Start!", was released on April 12, 2025.

Influences

I.N draws inspiration from artists like Charlie Puth and Bruno Mars, with the latter being his role model.

Fashion

I.N attended the Alexander McQueen show during Paris Fashion Week twice, with his first appearance at the brand's spring 2024 show in October 2023. In May 2024, I.N made his Met Gala debut with Stray Kids as the guest of Tommy Hilfiger. In the same month, I.N appeared on the cover of W Korea's Vol. 6, wearing Alexander McQueen's first collection. In September, he made his debut at Milan Fashion Week by attending the Bottega Veneta spring 2025 show, where he sat front row alongside A$AP Rocky and Kendall Jenner. In addition, I.N. was featured in Bottega Veneta for various editorials, including a cover story for Rolling Stone UK.
On January 23, 2025, Bottega Veneta announced I.N as its new brand ambassador. I.N became global ambassador for luxury jewelry brand Damiani since May 8, 2025. He appeared on the digital cover of Vanity Fair Italia, the first ever male K-pop act.

Philanthropy

I.N donated ₩100 million (equivalent to ₩100 million or US$77,960 in 2025) 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. In October, he took part in W Korea's "Love Your W" charity event to support breast cancer awareness, promoting a positive influence and helping to raise awareness about the cause.
I.N donated another ₩100 million to Samsung 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.
On February 8, 2026, I.N donated ₩100 million to National Cancer Center in Goyang to celebrate his birthday.