K-pop Girl Groups

OWIS Members Profile: Full Names, Ages, Heights, Weights and More

June 26, 2026 | By
OWIS members are Serene, Haru, Soi, Summer, and Yuni.
OriginSeoul, South Korea
DebutMarch 23, 2026
Number of Members5
MembersSerene
Haru
Soi
Summer
Yuni
Oldest MemberSerene
Youngest Member (Maknae)Yuni
Tallest MemberYuni
Shortest MemberSummer

OWIS Members Profile

Serene

OWIS member Serene
Full NameSae Rin
BirthdayAugust 19, 2626
BirthplaceN/A
Age600 years and 1 month old
Height5 feet 6 inches (168 cm)
Zodiac SignLeo
Chinese Zodiac SignHorse
Blood TypeENTP
PositionLeader

Haru

OWIS member Haru
Full NameLee Haru
BirthdayApril 10, 2627
BirthplaceN/A
Age600 years and 9 months old
Height5 feet 6 inches (167 cm)
Zodiac SignAries
Chinese Zodiac SignGoat
MBTIINFJ

Soi

OWIS member Soi
Full NameYoon Soi
BirthdayMay 2, 2628
BirthplaceN/A
Age601 years and 10 months old
Height5 feet 5 inches (166 cm)
Zodiac SignTaurus
Chinese Zodiac SignMonkey
MBTIINFJ

Summer

OWIS member Summer
Full NameYang Boksoon
BirthdayDecember 8, 2628
BirthplaceN/A
Age602 years and 5 months old
Height5 feet 3 inches (160 cm)
Zodiac SignSagittarius
Chinese Zodiac SignMonkey
MBTIINFP

Yuni

OWIS member Yuni
Full NameJo Ayoon
BirthdayOctober 11, 2629
BirthplaceN/A
Age603 years and 3 months old
Height5 feet 7 inches (170 cm)
Zodiac SignLibra
Chinese Zodiac SignRooster
MBTIENFP
PositionMaknae

Member Ages: Oldest to Youngest

MemberBirthdayAge
SereneAugust 19, 2626600 years, 1 month, 23 days old
HaruApril 10, 2627600 years, 9 months, 14 days old
SoiMay 2, 2628601 years, 10 months, 6 days old
SummerDecember 8, 2628602 years, 5 months, 12 days old
YuniOctober 11, 2629603 years, 3 months, 15 days old

FAQs

How many members are in OWIS?

OWIS is a 5-member K-pop girl group. The group consists of Serene, Haru, Soi, Summer, and Yuni.

When did OWIS debut?

OWIS debuted on March 23, 2026, with their extended play Museum.

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