(Yeo Hoon Min) (Hangul:여훈민) Born on August 16, 1991. He is known as Hoon, and is the first addition to the group after Alexander and Kibum's departure from the group. He is one of the two lead vocalist.
Eli (Kim Kyoung Jae) (Hangul:김경재) Born on March 13, 1991. His English name is Ellison, which his nickname Eli derives from. He is the main rapper and vocalist of the group. Eli was born in Washington, D.C. and is fluent in English.
(Kim Jae Seop) (Hangul:김재섭) Born on June 4, 1991. He is better known as AJ, and is the second addition to the group after Alexander and Kibum's departure from the group. AJ is fluent in Korean and English as he went to an international school in Korea before. AJ is the lead rapper, vocalist, and dancer in U-KISS.
Dongho (Shin Dongho) (Hangul:신동호) Born on June 29, 1994. He's the youngest member of the group. Dongho is the lead rapper, lead dancer, vocalist and maknae of the group. Dongho can communicate in Mandarin because he studied in Beijing, China at a young age.
Kevin (Woo Sung Hyun) (Hangul:우성현), Born on November 25, 1991. Korean name: Woo Sunghyun (Hangul:우성현). Kevin is the other lead vocalist and the second main vocalist of the group. He was born in Danville, California, United States and is fluent in English.
(Shin Soohyun) (Hangul:신수현) Born on March 11, 1989. Shin Soohyun is the newly appointed leader and main vocalist of the group. Previously, Soohyun was a trainee under JYP Entertainment and also a Good Entertainment trainee. He is the power vocalist of the group, as he is noted for his powerful singing style.
Kiseop (Lee Kiseop) (Hangul:이기섭) Born on January 17, 1991. He is a vocalist and the main dancer of the group. Kiseop is known for being an Ulzzang Eoljjang ‘best face’ in Korea.