South Korea

Siyun

Yoon Si-yun · born 8 January 2005

MEMBER OF
0
LEGAL NAME
Yoon Si-yun
BORN
8 Jan 2005 · age 21
NATIONALITY
KRSouth Korea
AGENCY
FNC Entertainment
DEBUTED
15 Nov 2023 · AMPERS&ONE

Career

AMPERS&ONENov 2023 – now
’23’24’25’26

Names

STAGE
SiyunRomanized
LEGAL
Yoon Si-yunRomanized
윤시윤Korean

Releases

  • DEFINITION coverEP
    DEFINITIONAMPERS&ONE · 8 Apr 2026
  • LOUD & PROUD coverEP
    LOUD & PROUDAMPERS&ONE · 12 Aug 2025
  • WILD & FREE coverEP
    WILD & FREEAMPERS&ONE · 8 Apr 2025
  • ONE QUESTION coverEP
    ONE QUESTIONAMPERS&ONE · 22 Oct 2024
  • ONE HEARTED coverSingle
    ONE HEARTEDAMPERS&ONE · 26 Mar 2024
  • AMPERSAND ONE coverSingle
    AMPERSAND ONEAMPERS&ONE · 15 Nov 2023

Bandmates