Lee Hye-in (이혜인; born April 21, 2008), known mononymously as Hyein (혜인), is a South Korean singer under ADOR. She is the maknae of the girl group NewJeans. She is also a former member of the kids co-ed group Play With Me Club and the kids girl group U.SSO Girl.
Known For: Acting
Birthday: 2008-04-21
Place of Birth: Incheon, South Korea
Also Known As: Lee Hye-in, 이혜인, 혜인, NewJeans, 뉴진스