Jung Pil-kyo is a South Korean singer-songwriter. He is best known as a member of the South Korean boy group Shinhwa. The main vocalist of Shinhwa, he debuted as a solo artist in 2005 and has since released multiple albums in both Korean and Japanese.

Shinhwa is a South Korean six-member boy band based in Seoul, composed of Eric Mun, Lee Min-woo, Kim Dong-wan, Shin Hye-sung, Jun Jin, and Andy Lee. Launched by SM Entertainment on March 24, 1998, the group signed with Good Entertainment in 2004 before creating their Shinhwa Company to manage their career as a band. The band struggled initially with their first album before finding commercial success with their sophomore album T.O.P.. When their contract with SM Entertainment expired in July 2003, all six members signed with Good Entertainment and assumed creative control with the release of Brand New. That same year, members began to pursue individual careers.