~ Birth Name : Shin Soohyun
~ Nick Name : Soohyun
~ Position : Leader, Main Vocalist
~ D.O.B. : March 11, 1989
~ Height : 181 cm
~ Weight : 67 kg
~ Blood Type : A
~ Family : Parents, Older Sister & Younger Sister
~ Specialties : R&B, Dance, Soccer, Singing, Piano
~ Facts : He was a former trainee under Good Entertainment and JYP Entertainment, which earned him to be good friends with fellow JYP artists such as 2PM and 2AM.

~ Birth Name : Lee Kiseop
~ Nick Name : Kiseop
~ Position : Vocalist, Main Dancer
~ D.O.B. : January 17, 1991
~ Height : 180 cm
~ Weight : 60 kg
~ Blood Type : A
~ Family : Parents, Elder Sister
~ Specialties : Tae Kwon Do, Dance, Acting, Piano
~ Facts : Kiseop is known for being an Ulzzang Eoljjang 'best face' in Korea.

~ Birth Name : Kim Kyoung Jae
~ Nick Name : Eli
~ Position : Vocalist, Main Rapper
~ D.O.B. : March 13, 1991
~ Height : 180 cm
~ Weight : 60 kg
~ Blood Type : O
~ Family : Parents, Older Sister, Younger Sister
~ Specialties : Taekwondo, Kung Fu, English, Chinese, Rap
~ Facts : He was born in Los Angeles and moved to Washington D.C. at a young age. He studied abroad in Beijing, and learned Kung Fu and Taekwondo for 12 years. He is also fluent in both Mandarin and English.

~ Birth Name : Yeo Hoon Min
~ Nick Name : Hoon
~ Position : Lead Vocalist
~ D.O.B. : August 16, 1991
~ Height : 180 cm
~ Weight : 65 kg
~ Blood Type : A
~ Specialties : Singing, Taekwondo, Snowboarding, Wakeboarding and Basketball
~ Facts : Before joining the group, Hoon had a solo career and previously released one album. He is currently attending Dong Guk University majoring in theater.

~ Birth Name : Woo Sung Hyun
~ Nick Name : Kevin
~ Position : Lead Vocalist, Main Second Vocalist
~ D.O.B. : November 25, 1991
~ Height : 178 cm
~ Weight : 50 kg
~ Blood Type : O
~ Family : Parents, Older Sister
~ Specialties : Poppin' Dance, Guitar, Piano, English, Singing
~ Facts : Before debuting with U-KISS in 2008, he debuted in 2006 with a rotational group called XING alongside his former group-mate Marumir otherwise known as Kibum until he left the group and joined U-KISS. Kevin is well known for his flexibility and ability to cover girl group dances. He was the host of Arirang TV's radio show Pops in Seoul with group-mates Eli and Alexander.

~ Birth Name : Shin Dongho
~ Nick Name : Dongho
~ Position : Lead rapper, Lead dancer, Vocalist, Maknae
~ D.O.B. : June 29, 1994
~ Height : 175 cm
~ Weight : 65 kg
~ Blood Type : B
~ Family : Parents, Older Brother
~ Specialties : Golf, Drums, Soccer
~ Facts : Dongho is the most active member of the group, and participated in a number of projects such as acting in dramas and multiple variety shows. Because of his activities, the other members stated that Dongho is the one who makes U-KISS receive more popularity and are thankful to Dongho because of that.

~ Birth Name : Alexander Lee Eusebio
~ Nick Name : Alexander
~ Position : Rapper
~ D.O.B. : July 29, 1988
~ Height : 181 cm
~ Weight : 63 kg
~ Blood Type : O
~ Family : Parents, Older Sister
~ Specialties : Cantonese, English, Mandarin Chinese, Korean, Portuguese, Japanese, Spanish
~ Facts : Alexander is well known as an idol who can speak seven languages
~ Reason : Pursue his education

~ Birth Name : Kim Kibum
~ Nick Name : Kibum
~ Position : Rapper, Sub Vocalist
~ D.O.B. : December 29, 1990
~ Height : 180 cm
~ Weight : 53 kg
~ Blood Type : O
~ Family : Parents, Older Brother
~ Specialties : Composing Music, Poppin' Dance, Japanese, Piano, Singing, Composing, Acting
~ Facts : He left the group after his company terminated his contract. Kibum is famously known as being the younger brother of SS501's Kim Hyung Jun before debuting with U-KISS. Kibum, along with group-mate Kevin, was a member of the group XING.
~ Reason : The company terminated his contract