Jung Wheein 정휘인 is the lead vocal and lead dancer of Mamamoo.
Wheein was born on Monday, April 17, 1995, in Jeonju.
She and fellow member Hwasa were both born in the Year of the Pig. She's an Aries. Like Solar and Moonbyul, she has the B blood type.
At a height of 162 cm or 5'4", she's the same height as Hwasa. They're Mamamoo's shortest members, 3 centimeters shorter than the tallest member, Moonbyul.
In May 2014, Wheein featured on Phantom's "Under Age's Song" from their studio album Phantom Power. In December 2014, she featured on "The Sunlight Hurts" from Standing Egg's album Like. She also was featured on CNBLUE's "Domino" from their album 2gether in September 2015 and Louie's "Please Let Go" in October. Wheein and Super Junior's Heechul released a duet in April 15, 2016. The single was written by Heechul and produced by Jungmo of TRAX, and was Heechul's first collaboration with a female artist. On May 9, 2016, Monsta X teamed up with Wheein and released a pre-comeback track titled "Ex Girl."
In April 2016, Wheein participated in the singing competition show "King of Mask Singer" under the alias "Like a Half Moon." She advanced to round 2 but lost to "Express Roller Coaster," the alias of Ulala Session's Kim Myunghoon, through audience voting. She sang JYP's "Who's Your Mama?"
In November 2016, it was revealed that Wheein is conversational, but not completely fluent, in Korean Sign Language.
She's known Hwasa since middle school. She's Moonbyul's roommate.
She's a fan of Beenzino. She likes watching mukbang-style shows. She calls herself the "Snack Queen."
Her hobbies are drawing and playing the guitar.
She used to attend J Music Vocal School.