Lee Sang-yeon (이상연; born November 4, 1996), known mononymously as Sangyeon (상연), is a South Korean singer-songwriter under One Hundred Label. He is the leader of the boy group THE BOYZ.

KNOWN FOR

Show! Music Core
2017
Weekly Idol
2018
Idol Radio
2018
Mystery Music Show: King of Mask Singer
2018
Show! Champion
2018
Star Road
2019
Hello Counselor
2019
After School Club
2017
Lee Mujin Service
2023
IDOL 1N2D
2023
Idol Room
2018
The Show
2018

FILMOGRAPHY

All
Movies
TV
Acting
84
Sound
7
2025
Jae Joong and Friends
2024
THE BOYZ WORLD TOUR: ZENERATION Ⅱ Documentary
as Self
2024
let me Know K-POP!
as Self
2024
K-Pop ON! Spotify
as Self
2024
THE BOYZ’s Love Letter
2024
Is This Song Popular?
as Self
2024
Idol Radio
as Guest
2023
THE BOYZ 2nd World Tour: ZENERATION
2023
THE BOYZ 2nd World Tour: ZENERATION Encore
2023
THE B UNIVERSITY
2023
Stars' Top Recipe at Fun-Staurant
2023
Venue101
as Self
2023
IDOL 1N2D
2023
The Return of Superman: Baby Cloud
2023
NPOP
2023
Into My Playlist
as Self
2023
THE BOYZ : THE CONVOYZ
2023
Buzz Rhythm
as Self
2023
HalMyungSoo
2023
Golden Girls
as Self
2023
Lee Mujin Service
as Guest
2023
Hyunjae’s Now
2022
THE BOYZ FAN CON: THE B-ROAD
2022
THE BOYZ World Tour: THE B-ZONE in Seoul Encore
2022
Immersive THE BOYZ
2022
Season B Season
2022
THE BOYZ Heaven and Hell
2022
Wings Of Escape
2021
THE BOYZ FAN CON: THE B-ZONE
2021
Kingdom: Legendary War
as Self - Contestant
2021
Workman
2021
Mystery Music Show: King of Mask Singer
as Panelist
2021
SSAP-DANCE THE BOYZ
2021
Chemi-mate ZZG THE BOYZ
2021
The Blood: Death Match
2021
THE BOYZ Timeout
2021
DND (Do Not Disturb) THE BOYZ
2021
IDOLLIVE Expedition: Let’s THE BOYZ
2021
HIT Village
2021
Idol Human Theater
2021
School of Lock
as Himself
2020
THE BOYZ FAN CON: The Film Festival
2020
2020 THE BOYZ Online Concert [RE:AL]
2020
Road to Kingdom
as Self - Contestant
2020
Idol Wonderland
2020
Idol House
2020
For The Lazy But Hungry
2020
KCON:TACT ALL-ACCESS
2020
I Am A Trot Singer
2020
Life Corp.
2020
K-Bob Star
2020
DOLympiad
2020
The Kubanggu
2020
Stealer House
2020
Pops In Seoul
2019
School Attack 2019
2019
Idol Cafe
2019
Idol Lunchbox
2019
RUN.wav
2019
Making Idol
2019
THE BOYZ Be Ambitious
2019
Hello Counselor
as Guest
2019
Idol Talk TV M.S.G
as Guest
2019
Star Road
2018
We Are the One
2018
Idol Room
2018
MISSION THE BOYZ
2018
Mystery Music Show: King of Mask Singer
as Fireplace
2018
Happy Arrived at Our Home
2018
Come On! THE BOYZ
2018
Switch
2018
The Show
2018
Thumping Travel
2018
THE100
2018
Otoseyo?
2018
Weekly Idol
2018
Idol League
2018
Kang On! Box!!
2018
K-Rush
2018
Show! Champion
2018
Idol Radio
as Self
2017
THE BOYZ Flower Snack
2017
After School Club
2017
Show! Music Core