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ONF (ON/OFF)

ONF (ON/OFF) Members Complete Profile, Facts, and TMI

ONF (온앤오프) is a Korean-Japanese boy group comprises of six members under WM Entertainment. The group has 2 units: ON Team with members Hyojin, E-Tion, MK and OFF Team with members J-Us, Wyatt, U. The group debuted on August 3rd, 2017, with a mini-album titled ‘ON/OFF’. ONF originally debuted with 7 members before the departure of Laun in 2019 because of personal reasons. The group name ONF (read: ON and OFF) represents their goal to show different charms in an instant, just like an ON/OFF switch.

ONF (ON/OFF) Member Profile

Hyojin

Hyojin Profile

  • Birth Name: 김효진 (Kim Hyojin)
  • Stage Name: Hyojin
  • Nationality: South Korean
  • Date of Birth: 1994.04.22
  • Zodiac Sign: Taurus
  • Chinese Zodiac: Dog
  • Height: 172.8 cm (5’6”)
  • Weight: 54 kg (119 lbs)
  • Blood Type: O
  • Personal Social Media: N/A

Hyojin Facts & TMI

  • Hyojin was born and grew up in Seoul.
  • His family consists of mother, father, and an older sister (born 1992).
  • He is a Christian.
  • Hyojin is ON Team’s Leader, main vocalist, and eldest member of the group.
  • His ONF signature serial number is HJ-422-94.
  • His birth name 김효진 (Kim Hyojin) has the meaning of “a dawn treasure”.
Other facts about Hyojin

E-Tion

E-Tion Profile

  • Birth Name: 이창윤 (Lee Changyun)
  • Stage Name: E-Tion
  • Nationality: South Korean
  • Date of Birth: 1994.12.24
  • Zodiac Sign: Capricorn
  • Chinese Zodiac: Dog
  • Height: 173 cm (5’6”)
  • Weight: 57 kg (125.6 lbs)
  • Blood Type: B
  • Personal Social Media: N/A

E-Tion Facts & TMI

  • E-Tion was born and grew up in Jeonju, Jeollabuk-do.
  • His family consists of mother, father, and an older sister (born 1991).
  • He belongs to Jeonju Lee’s clan.
  • He has direct ancestry to a king from Goguryeo Dynasty, Anwon of Goguryeo.
  • E-Tion is the 40th generation of King Anwon of Goguryeo.
  • E-Tion is a member of the ON Team as well as the group’s lead vocalist.
Other facts about E-Tion

J-Us

J-Us Profile

  • Birth Name: 이승준 (Lee Seungjun)
  • Stage Name: J-Us
  • Nationality: South Korean
  • Date of Birth: 1995.01.13
  • Zodiac Sign: Capricorn
  • Chinese Zodiac: Dog
  • Height: 174 cm (5’7”)
  • Weight: 57 kg (116.8 lbs)
  • Blood Type: AB
  • Personal Social Media: N/A

J-Us Facts & TMI

  • J-Us was born and grew up in Seoul.
  • His family consists of mother, father, and two older sisters (born 1989 and 1993).
  • He is a Catholic, his baptismal name is Paul Chong Hasang.
  • His family is raising a puppy called Velle.
  • J-Us is the leader of the OFF Team, sub vocalist, sub rapper, and lead dancer.
  • His ONF signature serial number is SJ-777-77.
Other facts about J-Us

Wyatt

Wyatt Profile

  • Birth Name: 심재영 (Shim Jaeyoung)
  • Stage Name: Wyatt
  • Nationality: South Korean
  • Date of Birth: 1995.01.23
  • Zodiac Sign: Aquarius
  • Chinese Zodiac: Dog
  • Height: 175 cm (5’7”)
  • Weight: 66 kg (145.5 lbs)
  • Blood Type: O
  • Personal Social Media: N/A

Wyatt Facts & TMI

  • Wyatt was born and grew up in Seoul.
  • His family consists of mother, father, and an older brother (born 1990).
  • Wyatt is the main rapper and lead dancer of the OFF Team.
  • His ONF signature serial number is DE-083-17.
  • He introduced himself with the catchphrase “Brave Man, Wyatt”.
  • His stage name “Wyatt” means “brave” in old English, hinting at the catchphrase “Brave man” that he uses when introducing himself.
Other facts about Wyatt

MK

MK Profile

  • Birth Name: 박민균 (Park Minkyun)
  • Stage Name: MK
  • Nationality: South Korean
  • Date of Birth: 1995.11.16
  • Zodiac Sign: Scorpio
  • Chinese Zodiac: Pig
  • Height: 180 cm (5’9”)
  • Weight: 66 kg (145.5 lbs)
  • Blood Type: AB
  • Personal Social Media: Soundcloud

MK Facts & TMI

  • MK was born and grew up in Goyang City, Gyeonggi-do.
  • His family consists of mother, father (born 1965), and an older sister (born 1993).
  • He is a Christian.
  • He has 3 pets: a puppy called Somang and two cats Kippeum & Sham.
  • He is the lead vocalist and sub rapper of the ON Team.
  • His ONF signature serial number is ST-010-16.
Other facts about MK

U

U Profile

  • Birth Name: 水口裕斗 (Mizuguchi Yuto)
  • Stage Name: U
  • Nationality: Japanese
  • Date of Birth: 1999.03.16
  • Zodiac Sign: Pisces
  • Chinese Zodiac: Rabbit
  • Height: 170 cm (5’5”)
  • Weight: 53 kg (116.8 lbs)
  • Blood Type: AB
  • Personal Social Media: N/A

U Facts & TMI

  • U was born in Osaka, Japan.
  • His family consists of mother, father, an older brother (born 1997), and a younger brother.
  • His ONF signature serial number is YO-425-83.
  • He introduced himself with the catchphrase “Unique boy, U”.
  • U is the sub vocalist and main dancer of the OFF Team.
  • He is the only foreign member of the group.
Other facts about U

Laun (EX-MEMBER)

Laun (EX-MEMBER) Profile

  • Birth Name: 김민석 (Kim Minseok)
  • Stage Name: Laun
  • Nationality: South Korean
  • Date of Birth: 1999.08.12
  • Zodiac Sign: Leo
  • Chinese Zodiac: Rabbit
  • Height: N/A
  • Weight: N/A
  • Blood Type: AB
  • Personal Social Media: Instagram

Laun (EX-MEMBER) Facts & TMI

  • Laun was born in Seosan, Chungcheongnam-do.
  • He is an only child.
  • He was the main dancer and sub vocalist of ONF.
  • Currently, he doesn’t have an agency.
  • He graduated from the School of Performing Arts Seoul (SOPA) and majored in Practical Dance.
  • He also joined ‘MixNine’ where he advanced to the final line-up.
Other facts about Laun (EX-MEMBER)

Who’s your favorite ONF member? Write in the comment section below!

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Written by StumbledUpon99

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Laun (Kim Minseok)

Jung Gunjoo (Jung Gun Joo)