B1A4

B1A4 (Korean:비원에이포) adalah grup musik yang berbasis di Korea Selatan dibawah label WM Entertainment. Terdidi dari: leader Jinyoung, rapper Baro, vokal utama Sandeul, vokal and sub-rapper CNU, dan vokal Gongchan. Mereka debut pada tahun 2011 dengan merilis album mini berjudul Let's Fly dan dengan singel debut berjudul "OK", track rock dan lagu pop elektronik. Mereka pertama kali diperkenalkan ke publik melalui "webtoon". Mereka telah merilis 1 album studio, 2 EP dan berbagai singel di Korea.
Mereka memulai debut di Jepang pada Desember 2011 dengan showcase dan merilis album kompilasi yang berisi semua track dari 2 album mini Let's Fly dan it B1A4. Mereka merilis singel debutnya pada Juni 2012.

PROFILE

1. JinYoung

Stage Name : Jinyoung (진영)
Birth Name : Jung Jinyoung (정진영)
Nick Name(s) : Flower boy look
Date of birth : November 18, 1991
Height : 178 cm
Weight : 59 kg
Blood Type : A
Position: Leader, Lead Vocalist, Lyrics Composer
Associated acts : B1A4
Sibling : 1 older sister
Specialty/Hobby : Song writing, singing, acting
Favorite song : Once Upon A Day (Kim Bum Soo)
Favorite singer : Lee Seung Chul
Twitter : @B1A4_JINYOUNG

 2. CNU

Stage Name : CNU (신우)
Birth Name : Shin Dong Woo (신동우)
Nick Name(s) : ChikeNU, Pooh Bear
Date of birth : June 16, 1991
Height : 182 cm
Weight : 64 kg
Blood Type : A
Position : Vocalist, Lead Rapper
Associated acts : B1A4
Sibling : 1 older sister
Specialty/Hobby : swimming
Favorite song : Up To You (Chris Brown)
Favorite singer : Tamaki Koji and Anzen Chitai
Twitter : @B1A4_CNU

3. Sandeul

Stage Name : Sandeul (산들)
Birth Name : Lee Jung Hwan (이정환)
Nick Name(s) : bunnyDEUL, eggDEUL, psyduck
Date of birth : March 20, 1992
Height : 178 cm
Weight : 62 kg
Blood Type : A
Position : Main Vocalist
Associated acts : B1A4
Sibling : 1 older sister
Specialty/Hobby : watching movie, anime
Favorite song : Road (G.O.D)
Favorite singer : Kim Yeon Woo
Twitter : @SANDEUL920320

4. Baro

Stage Name : Baro (바로)
Birth Name : Cha Sun Woo (차선우)
Nick Name(s) : hamBARO, squirrel, baramji
Date of birth : September 5, 1992
Height : 178 cm
Weight : 63 kg
Blood Type : B
Position : Sub-Vocalist, Main Rapper
Associated acts : B1A4
Sibling : 1 younger sister (Yoonji)
Specialty/Hobby : listening music, rap, beatboxing
Favorite song : Got Money (Lil Wayne)
Favorite singer : Lil Wayne
Twitter : @BARO920905

5. Gongchan

Stage Name : Gongchan (공찬)
Birth Name : Gong Chan Shik (공찬식)
Nick Name(s) : copper skin, turChan
Date of birth : August 14, 1993
Height : 181 cm
Weight : 60 kg
Blood Type : A
Position : Vocalist, Maknae, Visual
Associated acts : B1A4
Sibling : 1 younger brother (Minwoo)
Specialty/Hobby : swimming, mathematics, lsitening music, nove
Favorite song : Ballad song
Favorite singer : Lee Dong Hae (Super Junior)
Twitter : @B1A4_gongchan