Biography
Seol Yoon-a (설윤아; born January 26, 2004), known professionally as Sullyoon (설윤), is a South Korean singer and MC under JYP Entertainment. She is a member of the girl group NMIXX.
Filmography
Cast Credits

SBS INKIGAYO UNICON in TOKYO DOME
Character:
TV • 2025

OUTSIDER CLUB
Character:
MOVIE • 2024

Song Stealer
Character: Self
TV • 2024

Sana's Fridge Interview
Character: Self
TV • 2024

Day MIXX
Character: Self
TV • 2024

Hyeri's Club
Character: Herself
TV • 2024

Beyond Live - NMIXX THE 1ST FAN CONCERT NMIXX CHANGE UP : MIXX UNIVERSITY
Character:
MOVIE • 2023

Tiny Desk Korea
Character: Self
TV • 2023

worK-dol
Character: Self
TV • 2023

Eunchae's Star Diary
Character: Sullyoon
TV • 2023

The Seasons
Character: Self
TV • 2023

Just an Excuse
Character: Self
TV • 2022

NMIXX's KCON 2022 JAPAN Behind
Character: Self
TV • 2022

NMIXX in Wonderland
Character: Sullyoon
TV • 2022

IDOL 1N2D
Character:
TV • 2022

PICK NMIXX
Character:
TV • 2022

MIXXTREAM
Character: Self
TV • 2022
Lee Mujin Service
Character: Guest
TV • 2022

NMIXX
Character: Self
TV • 2021

Weekly Idol
Character: Sullyoon
TV • 2011