Kim Ji-yeon (Hangul: 김지연; born March 20, 1995), commonly known by her stage name Kei, is a South Korean singer and actress. She made her debut as a main vocalist of South Korean girl group Lovelyz in 2014. She made her acting debut as the female lead in the web drama Matching! Boys Archery in 2016.
Kei was born Kim Ji-yeon on March 20, 1995 in Incheon, South Korea. Her family consists of her parents and her older sister named Kim Min-ji. She graduated from Incheon Youngsun High School.
In November 2014, Kei made her official debut as the main vocal of girl group Lovelyz. In December 2015, Kei recorded the song Love Is Like That for the drama Oh My Venus. On May 13, 2016 Kei along with Lee Mi-joo was confirmed becoming the Special MC for Inkigayo.
In June 2016, she was confirmed to become a contestant for JTBC’s main vocal competition Girls Spirit. She was confirmed to cast in a lead role in web drama, Matching! Boys Archery Club in the same year. On September 1, she released the collaborative song Y which was cover a from Freestyle’s “Y”. On October 26, she released a collaboration with The Solutions titled Beautiful as a part of HIGHGRND label project PLAYGRND.
In 2017 she made appearances on a variety of shows. She appeared on King of Mask Singer as the contestant “Agiley Mouse Jerry” for episodes 107-108. She also went on Duet Song Festival covering Kim Tae-yeon’s song “I”. Other shows she guested on was Running Man and Idol National Singing Competition.
On June 8, 2018, it was announced that Kei would be the new MC for Music Bank alongside actor Choi Won-myung, starting from June 15.
Kei cited BoA as her main influences to become a singer, expressing “Because of BoA, I didn’t give up my dream to become a singer.”