Yan An is a Chinese singer, songwriter, and actor. He is a vocalist and visual of the boy group "Pentagon" under "Cube Entertainment".

Born in Hokkaido, Japan. Graduated from Shanghai Donghai Vocational and Technical College.

On May 2, 2016, he appeared in the group's debut reality show "Pentagon Maker". On October 10, "Pentagon" officially debuted with the title song "Gorilla".

On July 5, 2019, "Cube Entertainment" stated that Yan An had health problems and would suspend all performing arts activities for a period of time.