Lee Su-hyun is a South Korean singer. Following her appearance on the SBS audition program K-pop Star 2 alongside her brother Lee Chan-hyuk, she debuted as the vocalist of the sibling duo AKMU on April 7, 2014, under YG Entertainment after winning the show. She was also part of the duo Hi Suhyun, formed in 2014 with Lee Hi. She debuted as a solo artist on October 16, 2020, with the digital single "Alien". On television, she has appeared as a series regular on reality music programs including Begin Again, as well as a judge on the audition program Superband. Lee also became a YouTuber through her channel, Leesuhyun, and a radio DJ for a KBS Cool FM show, AKMU Suhyun's Volume Up, where she received her first award at the 16th KBS Entertainment Awards for "Radio DJ Award". She has also sung original soundtracks for Korean television dramas, including It's Okay to Not Be Okay, and the Disney live-action film Mulan.

Filmography

• When the Stars Gossip — Theme Song Performance
• 2025Your Letter — Lee So-ri (voice), Theme Song Performance
• Curtain Call — Theme Song Performance
• My Liberation Notes — Theme Song Performance
• Tutorial — Seo-rim
• Mad for Each Other — Lee Soo-hyun
• It's Okay to Not Be Okay — Theme Song Performance
• Lovestruck in the City — Theme Song Performance
• 2020Mulan — Theme Song Performance
• Mr. Sunshine — Theme Song Performance
• Part-Time Idol — Lee Soo-hyun, Theme Song Performance
• All About My Romance — Theme Song Performance

Appearances as themselves (35)

• Gangho Neighborhood Bookstore — Self
• Nineteen to Twenty — Self - Host
• Siblings Next Door — Self
• The Seasons — Self - Host
• Take 1 — Self
• Hurrah for Independence — Self
• Sea of Hope — Self
• Begin Again: Open Mic — Self
• IU's Palette — Self - Guest
• Seoul Music Discovery — Self
• Yeri's Room — Self
• AKMU Sailing Log — Self
• Superband — Self
• Vroom Marble Game — Self - Host
• Amazing Saturday — Self
• My Mad Beauty 2 — Self
• On the Border — Self
• YG Future Strategy Office — Self
• You Quiz on the Block — Self
• 2017Akdong Musician's Musical Short Film — Self
• Begin Again — Self
• Choovely Family Outing — Self
• Relationship Appeal — Self
• Suddenly A Millionaire — Self - Guest
• Men on a Mission — Self
• Two Yoo Project - Sugar Man — Self
• Unpretty Rapstar — Self - Judge
• Chef & My Fridge — Self
• MIX & MATCH — Self
• K-pop Star — Self - Contestant
• Law of the Jungle — Self - Narrator
• Running Man — Self
• You Hee-yeol's Sketchbook — Self
• 2 Days and 1 Night — Self
• EBS SPACE — Self