| Origin | Seoul, South Korea |
| Debut | June 10, 2021 |
| Number of Members | 6 |
| Members | Sangah Chowon Nayoung Hina Juhyeon Yujeong |
| Former Members | Huiyeon Jian |
| Oldest Member | Sangah |
| Youngest Member (Maknae) | Yujeong |
| Tallest Member | Juhyeon |
| Shortest Member | Nayoung |
LIGHTSUM Members Profile
Sangah
| Full Name | Yoon Sang Ah |
| Birthday | September 04, 2002 |
| Birthplace | Ganseok-dong, Namdong-gu, Incheon, South Korea |
| Age | 23 years and 9 months old |
| Height | 5 feet 6 inches (167 cm) |
| Zodiac Sign | Virgo |
| Chinese Zodiac Sign | Horse |
| Blood Type | B |
| MBTI | ESFJ |
| Education | Inseong Girls’ High School |
| Position | Leader, Main Rapper, Lead Dancer |
Chowon
| Full Name | Han Cho Won |
| Birthday | September 16, 2002 |
| Birthplace | Eunpyeong-gu, Seoul, South Korea |
| Age | 23 years and 9 months old |
| Height | 5 feet 6 inches (168 cm) |
| Weight | 110 lbs (50 kg) |
| Zodiac Sign | Virgo |
| Chinese Zodiac Sign | Horse |
| Blood Type | O |
| MBTI | INFJ |
| Education | Hanlim Entertainment and Arts High School |
| Position | Main Vocalist |
Nayoung
| Full Name | Kim Na Young |
| Birthday | November 30, 2002 |
| Birthplace | Chuncheon, Gangwon-do, South Korea |
| Age | 23 years and 6 months old |
| Height | 5 feet 0 inches (155 cm) |
| Weight | 94 lbs (43 kg) |
| Zodiac Sign | Sagittarius |
| Chinese Zodiac Sign | Horse |
| Blood Type | O |
| MBTI | ENFP |
| Education | Seoul Performing Arts High School |
| Position | Main Vocalist, Lead Dancer, Center |
Hina
| Full Name | Nagai Hina |
| Birthday | April 07, 2003 |
| Birthplace | Kanagawa Prefecture, Japan |
| Age | 23 years and 2 months old |
| Height | 5 feet 2 inches (159.6 cm) |
| Weight | 88 lbs (40 kg) |
| Zodiac Sign | Aries |
| Chinese Zodiac Sign | Goat |
| Blood Type | A |
| MBTI | ESFJ |
| Position | Sub Vocalist |
Juhyeon
| Full Name | Lee Ju Hyeon |
| Birthday | April 08, 2004 |
| Birthplace | Seoul, South Korea |
| Age | 22 years and 2 months old |
| Height | 5 feet 8 inches (172 cm) |
| Weight | 104 lbs (48 kg) |
| Zodiac Sign | Aries |
| Chinese Zodiac Sign | Monkey |
| Blood Type | AB |
| MBTI | INTJ |
| Education | Boseong Girls’ Middle School |
| Position | Main Dancer, Lead Vocalist |
Yujeong
| Full Name | Lee Yu Jeong |
| Birthday | June 14, 2004 |
| Birthplace | Seoul, South Korea |
| Age | 22 years old |
| Height | 5 feet 3 inches (162 cm) |
| Weight | 90 lbs (41 kg) |
| Zodiac Sign | Gemini |
| Chinese Zodiac Sign | Monkey |
| Blood Type | AB |
| MBTI | ISTP |
| Education | Seoul Performing Arts High School |
| Position | Sub Vocalist, Maknae |
Former Member Profile
Huiyeon
| Full Name | Oh Hui Yeon |
| Birthday | August 01, 2005 |
| Birthplace | Seoul, South Korea |
| Age | 20 years and 10 months old |
| Height | 5 feet 3 inches (163 cm) |
| Zodiac Sign | Leo |
| Chinese Zodiac Sign | Rooster |
| Blood Type | O |
| MBTI | ISFP |
| Education | Chung-Ang University College of Master’s High School |
| Position | Sub Vocalist |
| @y._.yeonioi |
Jian
| Full Name | Kim Ji An |
| Birthday | November 04, 2006 |
| Birthplace | Seoul, South Korea |
| Age | 19 years and 7 months old |
| Height | 5 feet 5 inches (165.6 cm) |
| Zodiac Sign | Scorpio |
| Chinese Zodiac Sign | Dog |
| Blood Type | B |
| MBTI | ENTP |
| Education | Jungshin Girls’ Middle School |
| Position | Sub Vocalist, Rapper, Maknae |
| @kxmjxan |
Member Ages: Oldest to Youngest
| Member | Birthday | Age |
|---|---|---|
| Sangah | September 04, 2002 | 23 years, 9 months, 22 days old |
| Chowon | September 16, 2002 | 23 years, 9 months, 10 days old |
| Nayoung | November 30, 2002 | 23 years, 6 months, 27 days old |
| Hina | April 07, 2003 | 23 years, 2 months, 19 days old |
| Juhyeon | April 08, 2004 | 22 years, 2 months, 18 days old |
| Yujeong | June 14, 2004 | 22 years, 12 days old |
FAQs
How many members are in LIGHTSUM?
LIGHTSUM is a 6-member K-pop girl group. The group consists of Sangah, Chowon, Nayoung, Hina, Juhyeon, and Yujeong.
When did LIGHTSUM debut?
LIGHTSUM debuted on June 10, 2021, with their single Vanilla.
