K-pop Girl Groups

B-OURS Members Profile: Full Names, Ages, Heights, Weights and More

March 25, 2026 | By
B-OURS members are Subin, Soyoung, Seyeon, Sunwoo, and Chaeeun.
OriginSeoul, South Korea
DebutMay 23, 2024
Debut SongBe Ur Girl
Number of Members5
MembersSubin
Soyoung
Seyeon
Sunwoo
Chaeeun
Oldest MemberSubin
Youngest Member (Maknae)Chaeeun
Tallest MemberN/A
Shortest MemberN/A
Social Media AccountsInstagram: b_ours._official_
Facebook: B-OURS
TikTok: @b_ours._
Pocketdol: @B-OURS
YouTube: 비아워즈 B-ours

B-OURS Members Profile

Subin

B-OURS member Subin
Full NameJung Subin
BirthdayJuly 05, 2001
BirthplaceN/A
Age24 years and 8 months old
HeightN/A
WeightN/A
Zodiac SignCancer
Chinese Zodiac SignHorse
Blood TypeN/A
MBTIN/A
NationalityKorean
EducationN/A
PositionLeader, Vocalist
Instagram@jsv_in

Soyoung

B-OURS member Soyoung
Full NameJeong Soyoung
BirthdaySeptember 03, 2001
BirthplaceN/A
Age24 years and 6 months old
HeightN/A
WeightN/A
Zodiac SignVirgo
Chinese Zodiac SignSnake
Blood TypeN/A
MBTIN/A
NationalityKorean
EducationN/A
PositionN/A
Instagram@mynameis_soyoung

Seyeon

B-OURS member Seyeon
Full NameKim Seyeon
BirthdayApril 10, 2002
BirthplaceN/A
Age23 years and 11 months old
HeightN/A
WeightN/A
Zodiac SignAries
Chinese Zodiac SignHorse
Blood TypeN/A
MBTIN/A
NationalityKorean
EducationN/A
PositionLead Vocalist, Lead Dancer
Instagram@lunnnna____

Sunwoo

B-OURS member Sunwoo
Full NameShim Sunwoo
BirthdayJune 13, 2002
BirthplaceN/A
Age23 years and 9 months old
HeightN/A
WeightN/A
Zodiac SignGemini
Chinese Zodiac SignHorse
Blood TypeN/A
MBTIISFP
NationalityKorean
EducationN/A
PositionMain Dancer, Main Rapper
Instagram@sunwoooooo_2

Chaeeun

B-OURS member Chaeeun
Full NameLee Chaeeun
BirthdayOctober 03, 2004
BirthplaceN/A
Age21 years and 5 months old
HeightN/A
WeightN/A
Zodiac SignLibra
Chinese Zodiac SignMonkey
Blood TypeN/A
MBTIN/A
NationalityKorean
EducationMyongji University
PositionMain Dancer, Maknae
Instagram@10etoile04

Member Ages: Oldest to Youngest

MemberBirthdayAge
SubinJuly 05, 200124 years, 8 months, 20 days old
SoyoungSeptember 03, 200124 years, 6 months, 22 days old
SeyeonApril 10, 200223 years, 11 months, 15 days old
SunwooJune 13, 200223 years, 9 months, 12 days old
ChaeeunOctober 03, 200421 years, 5 months, 22 days old

FAQs

How many members are in B-OURS?

B-OURS is a 5-member K-pop girl group. The group consists of Subin, Soyoung, Seyeon, Sunwoo, and Chaeeun.

When did B-OURS debut?

B-OURS debuted on May 23, 2024, with their song Be Ur Girl.

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