#112

ONF

ONF

NameONF
CompanyWM Entertainment
FandomFuse
Year Debut2017
Year Active4
Year DisbandedN/A

Shop

Hallyu Idol Shop

Members

Hyojin
Hyojin
MK
MK
Wyatt
Wyatt
E-Tion
E-Tion
U
U
J-US
J-US
Laun
Laun

About

ONF (온앤 오프; acronym for On N Off) is a six-member South Korean and Japanese boy group formed by WM Entertainment. The group debuted on August 3, 2017 with originally seven members: Hyojin, J-US, E-Tion, Wyatt, MK, U, and Laun (left in 2019).



The name ONF means On N Off. It is pronounced ‘on and off’. The official fandom name of ONF is Fuse, which is an electrical reference to their name’s meaning, like a switch. It is also meant to combine the words ‘ONF’ and ‘muse’ to show their connection to their fans.

Ages

ONF Age Ranking

Ranked from oldest to youngest.

MemberBirthdayAge
1. HyojinApr 22, 199427 years old
2. E-TionDec 24, 199426 years old
3. J-USJan 13, 199526 years old
4. WyattJan 23, 199526 years old
5. MKNov 16, 199624 years old
6. UMar 16, 199922 years old
7. LaunAug 12, 199922 years old

Heights

ONF Height Ranking

Ranked from tallest to shortest.

MemberHeight
1. MK1.78 m (5'10")
2. Wyatt1.75 m (5'9")
3. J-US1.74 m (5'9")
4. E-Tion1.73 m (5'8")
5. Hyojin1.73 m (5'8")
6. U1.70 m (5'7")
7. Laun

Members and Position(s)

Members

ONF is composed of six members born between 1994 and 1999. Their names are: Hyojin, J-US, E-Tion, Wyatt, MK, and U. The oldest member is Hyojin (born Apr 22, 1994). The youngest member (maknae) is U (born Mar 16, 1999).



Position(s)

MemberPosition(s)
HyojinON leader, main vocalist
E-Tionlead vocalist
J-USOFF lead dancer, vocalist, rapper
Wyattmain rapper, main dancer, vocalist
MKlead vocalist, rapper
Umain dancer, lead rapper, maknae

Fun Facts and Trivia

  • The oldest member of ONF is Kim Hyojin (born Apr 22, 1994).
  • The youngest member (maknae) of ONF is Mizuguchi Yuto, better known as U (born Mar 16, 1999).
  • The tallest member of ONF is MK with a height of 178 cm (5'10'').
  • The shortest member of ONF is U with a height of 170 cm (5'7'').

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