Haechan
Birthday: 6/6/2000
Gender: Male
Place Of Birth: Seoul, South Korea

Lee Dong-hyuck (Hangul: 이동혁) known by his stage name Haechan (Hangul: 해찬) is a South Korean singer and dancer born in Seoul on June 6, 2000. He is the main vocalist and the lead dancer of NCT 127, NCT Dream, and NCT U.