Haewon (Oh Hae-won), born on February 25, 2003, in Incheon, South Korea, is the leader and main vocalist of the K-pop girl group NMIXX, under JYP Entertainment. She debuted with the group in February 2022, which is known for its "Mixxpop" genre, blending various musical styles. Haewon is praised for her stable live performances, emotional connection with audiences, and cheerful, approachable personality. Trained in singing, dancing, and performance, she has earned admiration for her dedication, quick wit, and warm energy, making her a beloved figure among fans.