| Origin | Seoul, South Korea |
| Debut | August 3, 2017 |
| Sub Unit | ON Team, OFF Team |
| Number of Members | 6 |
| Members | Hyojin E-Tion Seungjun Wyatt Minkyun Yuto |
| Former Member | Laun |
| Oldest Member | Hyojin |
| Youngest Member (Maknae) | Yuto |
| Tallest Member | Minkyun |
| Shortest Member | Yuto |
ONF Members Profile
Hyojin
| Full Name | Kim Hyo-jin |
| Birthday | April 22, 1994 |
| Birthplace | Seoul, South Korea |
| Age | 32 years and 2 months old |
| Height | 5 feet 8 inches (172.8 cm) |
| Weight | 125.66 lbs (57 kg) |
| Zodiac Sign | Taurus |
| Chinese Zodiac Sign | Dog |
| Blood Type | O |
| MBTI | ISFJ |
| Position | ON Team Leader, Main Vocalist |
| @tsofdn |
E-Tion
| Full Name | Lee Chang-yun |
| Birthday | December 24, 1994 |
| Birthplace | Jeonju, South Korea |
| Age | 31 years and 6 months old |
| Height | 5 feet 8 inches (173 cm) |
| Weight | 125.66 lbs (57 kg) |
| Zodiac Sign | Capricorn |
| Chinese Zodiac Sign | Dog |
| Blood Type | B |
| MBTI | INFP |
| Position | Lead Vocalist |
| @chngyunl |
Seungjun
| Full Name | Lee Seung-jun |
| Birthday | January 13, 1995 |
| Birthplace | Seoul, South Korea |
| Age | 31 years and 5 months old |
| Height | 5 feet 8 inches (174 cm) |
| Weight | 125.66 lbs (57 kg) |
| Zodiac Sign | Capricorn |
| Chinese Zodiac Sign | Dog |
| Blood Type | AB |
| MBTI | ENFP |
| Position | OFF Team Leader, Lead Dancer, Sub-Vocalist |
| @seungjunl_ee |
Wyatt
| Full Name | Shim Jae-young |
| Birthday | January 23, 1995 |
| Birthplace | Seoul, South Korea |
| Age | 31 years and 5 months old |
| Height | 5 feet 9 inches (175 cm) |
| Weight | 145.5 lbs (66 kg) |
| Zodiac Sign | Aquarius |
| Chinese Zodiac Sign | Dog |
| Blood Type | O |
| MBTI | ENFP |
| Position | Main Rapper, Lead Dancer |
| @thisisreal_brave |
Minkyun
| Full Name | Park Min-kyun |
| Birthday | November 16, 1995 |
| Birthplace | Anyang, South Korea |
| Age | 30 years and 7 months old |
| Height | 5 feet 10 inches (178 cm) |
| Weight | 145.5 lbs (66 kg) |
| Zodiac Sign | Scorpio |
| Chinese Zodiac Sign | Pig |
| Blood Type | AB |
| MBTI | ENFP |
| Position | Lead Vocalist, Sub-Rapper |
| @mkickoff_ |
Yuto
| Full Name | Mizuguchi Yuto |
| Birthday | March 16, 1999 |
| Birthplace | Osaka, Japan |
| Age | 27 years and 3 months old |
| Height | 5 feet 7 inches (170 cm) |
| Weight | 116.84 lbs (53 kg) |
| Zodiac Sign | Pisces |
| Chinese Zodiac Sign | Rabbit |
| Blood Type | AB |
| MBTI | ISFJ |
| Position | Main Dancer, Sub-Vocalist, Maknae |
| @yuto_mzgc |
Former Member Profile
Laun
| Full Name | Kim Min-seok |
| Birthday | August 12, 1999 |
| Birthplace | Chungcheongnam-do, South Korea |
| Age | 26 years and 10 months old |
| Height | N/A |
| Zodiac Sign | Leo |
| Chinese Zodiac Sign | Rabbit |
| Blood Type | AB |
| MBTI | ISFJ |
| Education | SOPA |
| Position | Sub-Vocalist, Maknae |
| @mni_msg_0812 |
Member Ages: Oldest to Youngest
| Member | Birthday | Age |
|---|---|---|
| Hyojin | April 22, 1994 | 32 years, 2 months, 4 days old |
| E-Tion | December 24, 1994 | 31 years, 6 months, 2 days old |
| Seungjun | January 13, 1995 | 31 years, 5 months, 13 days old |
| Wyatt | January 23, 1995 | 31 years, 5 months, 3 days old |
| Minkyun | November 16, 1995 | 30 years, 7 months, 10 days old |
| Yuto | March 16, 1999 | 27 years, 3 months, 10 days old |
FAQs
How many members are in ONF?
ONF is a 6-member K-pop boy group. The group consists of Hyojin, E-Tion, Seungjun, Wyatt, Minkyun, and Yuto.
When did ONF debut?
ONF debuted on August 3, 2017, with their extended play On/Off.
