Annie Moon

Annie Moon
Moon in 2025
Born
Moon Seo-yoon

(2002-01-23) January 23, 2002
Seoul, South Korea
EducationColumbia University
Occupations
  • Singer
  • rapper
Years active2025–present
RelativesLee Myung-hee
(maternal grandmother)
Lee Byung-chul
(maternal great-grandfather)
Chung Yong-jin
(maternal uncle)
FamilySamsung family
Musical career
Genres
  • K-pop
InstrumentVocals
Label
Member ofAllDay Project
Korean name
Hangul
문서윤
RRMun Seoyun
MRMun Sŏyun

Annie Moon (born Moon Seo-yoon; Korean문서윤; January 23, 2002), also known mononymously as Annie, is a South Korean singer and rapper. Born in Seoul, she is a great-granddaughter of Samsung founder Lee Byung-chul and granddaughter of Shinsegae chairwoman Lee Myung-hee. First attracting attention in 2024 as a trainee under The Black Label, she debuted as a member of the South Korean co-ed group AllDay Project in June 2025.