Day6 is a South Korean band formed by JYP Entertainment. The band's current line-up consists of five members: Jae, Sungjin, Young K, Wonpil, and Dowoon. The band debuted with the release of their first EP, The Day on September 7, 2015.

Stage Name: Sungjin/성진
Real Name: Park Sungjin/박성진
Birthday: January 16, 1993
Birthplace: Busan, South Korea
Blood Type: A
Height: 177 cm
Weight: 70 kg
Position in Group: Leader, Main Vocalist, Rhythm Guitarist
Languages: Korean
Instruments: guitar
Hobbies: playing games, sports

Stage Name: Jae/제이
Real Name: Park Jaehyung/박제형
Nicknames: Chicken Little, Hashtag King
Birthday: September 15, 1992
Birthplace: Buenos Aires, Argentina
Blood Type: B
Height: 182 cm
Weight: 65 kg
Position in Group: Main Guitarist, Lead Vocalist, Rapper, Face of the Group
Languages: English, Korean
Instruments: guitar
Hobbies: playing badminton
Siblings: one older sister
Education: Cerritos High School; California State University

Stage Name: Young K/영케이
Real Name: Kang Younghyun/강영현/Brian Kang
Nicknames: Burger King, Yam-ddo
Birthday: December 19, 1993
Birthplace: South Korea
Blood Type: B
Height: 180 cm
Weight: 68 kg
Position in Group: Main Rapper, Lead Vocalist, Bassist
Languages: English, Korean
Instruments: bass, guitar
Hobbies: playing basketball, reading webtoons, finding and going to nice restaurants, watching movies, traveling alone
Education: York Mills Collegiate Institute; Dongkuk University; Major in Business Administration

Stage Name: Wonpil/원필
Real Name: Kim Wonpil/김원필
Nicknames: Pencil
Birthday: April 28, 1994
Birthplace: South Korea
Blood Type: A
Height: 176 cm
Weight: 60 kg
Position in Group: Lead Vocalist, Keyboardist, Synthesizer, Visual
Languages: Korean
Instruments: synthesizer
Hobbies: collecting toy models
Siblings: one older sister

Stage Name: Dowoon/도운
Real Name: Yoon Dowoon/윤도운
Nicknames: Douner
Birthday: August 25, 1995
Birthplace: Busan, South Korea
Blood Type: O
Height: 177 cm
Weight: 60 kg
Position in Group: Drummer, Maknae
Languages: Korean
Instruments: drums
Hobbies: looking for one
Siblings: older sister Sanghee
Education: Peniel Art High School; Busan Art College

Former Member

Stage Name: Junhyeok/준혁
Real Name: Im Junhyeok/임준혁
Birthday: July 17, 1993
Birthplace: South Korea
Height: 175 cm
Weight: 61 kg
Position in Group: Keyboardist, Vocalist
Languages: Korean
Instruments: keyboard
Hobbies: playing soccer, shopping, collecting Gundam models
*now a member of Be-Blossom