Monsta X is a South Korean boy group formed by Starship Entertainment through the survival show No.Mercy on Mnet in 2015. The group is composed of seven members: Jooheon, Shownu, Kihyun, Hyungwon, Wonho, Minhyuk, and I.M.

Stage Name: Shownu/셔누
Real Name: Son Hyunwoo/손현우
Nicknames: Robot
Birthday: June 18, 1992
Birthplace: South Korea
Blood Type: O
Height: 181 cm
Weight: 78 kg
Position in group: Leader, Main Dancer, Lead Vocalist
Languages: Korean

Stage Name: Wonho/원호
Real Name: Shin Hoseok/신호석
Birthday: March 1, 1993
Birthplace: South Korea
Blood Type: B
Height: 177 cm
Weight: 73 kg
Position in group: Lead Vocalist, Lead Dancer, Visual
Languages: Korean

Stage Name: Minhyuk/민혁
Real Name: Lee Minhyuk/이민혁
Nicknames: Vitamin/Mood Maker, Search King
Birthday: November 3, 1993
Birthplace: Gwangju, South Korea
Blood Type: A
Height: 179 cm
Weight: 65 kg
Position in group: Vocalist, Visual
Languages: Korean

Stage Name: Kihyun/기현
Real Name: Yoo Kihyun/유기현
Nicknames: Kwihyoni, Tiny, Kirange
Birthday: November 22, 1993
Birthplace: South Korea
Blood Type: B
Height: 175 cm
Weight: 56 kg
Position in group: Main Vocalist
Languages: Korean
Instruments: guitar, piano
Education: Dong Ah Institute of Media and Arts

Stage Name: Hyungwon/형원
Real Name: Chae Hyungwon/채형원
Birthday: January 15, 1994
Birthplace: Gwangju, South Korea
Blood Type: O
Height: 183 cm
Weight: 60 kg
Position in group: Lead Dancer, Vocalist, Visual
Languages: Korean

Stage Name: Jooheon/주헌
Real Name: Lee Jooheon/이주헌
Birthday: October 6, 1994
Birthplace: Seoul, South Korea
Blood Type: O
Height: 177 cm
Weight: 67 kg
Position in group: Main Rapper, Vocalist
Languages: Korean
Siblings: one older sister

Stage Name: I.M/아이엠
Real Name: Im Changkyun/임창균/Daniel Im
Nicknames: Dark Maknae
Birthday: January 26, 1996
Birthplace: Gwangju, South Korea
Blood Type: O
Height: 175 cm
Weight: 63 kg
Position in group: Lead Rapper, Vocalist, Maknae
Languages: Korean, English