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Whee In (MAMAMOO): Profile, Story and Facts

Whee In (birth name: Jung Whee-in ) is a South Korean singer under the label THE L1VE and a member of the four-piece group MAMAMOO (formerly RBW).

Whee In (MAMAMOO): Profile, Story and Facts

Whee In (birth name: Jung Whee-in) is a South Korean singer under the label THE L1VE and a member of the four-piece group MAMAMOO (formerly RBW). Loved for her clear tone, her silky ad-libs and her artistic flair (drawing, visual direction), she made her solo debut on April 17, 2018 with the digital single Magnolia.

About Whee In

  • Stage name: Whee In (휘인)
  • Full name: Jung Whee-in (정휘인)
  • Group: MAMAMOO — Solo agency: THE L1VE
  • Position in the group: Vocalist (lead), Performer
  • Birthday: April 17, 1995 — Zodiac sign: Aries
  • Height: 162 cm (official) / ~159 cm actual
  • Weight: 43 kg
  • Blood type: B (RH-)
  • Representative emoji: 🎨 (self-proclaimed "Snack Queen" & a passion for art)
  • Instagram: @whee_inthemood / @wheein_from.paeyong
  • YouTube: 휘인 Whee In

Biography and Career

Background & training: Born in Jeonju (Jeollabuk-do), Whee In is an only child and studied at Wonkwang Information Arts High School. A former MBK Entertainment trainee, she has known Hwasa since middle school and later joined her at RBW.

Debut with MAMAMOO: The group debuted on June 18, 2014. Whee In quickly stood out with her tight harmonies, smooth runs and distinctive texture, completing the vocal synergy with Solar, Moonbyul and Hwasa.

Solo & collaborations: She made her solo debut on April 17, 2018 with Magnolia, did lots of features (Phantom — "Under Age’s Song", Sandeul — "Hey!", MONSTA X — "Ex Girl") and appeared on shows like Secret Unnie (JTBC, 2018, with SNSD's Hyoyeon) and King of Masked Singer under the alias "Half Moon". On June 11, 2021, she didn't renew with RBW but kept up her MAMAMOO activities; on August 31, 2021, she signed with THE L1VE.

Fun Facts

Family

  • Only child; very close to Hwasa since middle school.
  • Has a cat named Ggomo/Kkomo, a regular star of her photos and videos.

Hobbies and Talents

  • Drawing and visual arts; she pays close attention to concepts and art direction.
  • Loves watching mukbang.
  • Her vocals got a lot of attention on King of Masked Singer ("Half Moon").
  • Close friends with BIGSTAR's Jude and IMFACT's Taeho.

Personal Quirks

  • Nicknames: Jindo Dog, Decal, Jung Wheerun, Wheepup.
  • Calls herself the "Snack Queen".
  • Gentle temperament but a perfectionist in the studio; loves experimenting with harmonies.
  • Has featured as a guest vocalist on several tracks (Phantom, Sandeul, MONSTA X).

Achievements

  • Solo debut with Magnolia (2018).
  • Many collaborations (Phantom, Sandeul, MONSTA X).
  • Successful move to THE L1VE while continuing with MAMAMOO.

Dating, Ideal Type, Crush

  • Ideal type: she once named Beenzino as a style she likes.
  • No confirmed public relationship.

Her Official Social Media

Whee In in MAMAMOO

A key part of MAMAMOO's harmonies, Whee In lights up the choruses with precise ad-libs and a warm vocal color. Her chemistry with Solar, Moonbyul and Hwasa shapes the group's sound identity, blending vocal power and a real sense of groove.

On stage, she balances softness and intensity, moving from ballads to uptempo tracks with natural ease.

Songs and Solo Projects

  1. Magnolia — 2018: Solo debut, soft R&B with her recognizable vocal signature.
  2. Water Color — 2021: A colorful, confident track mixing pop & R&B.
  3. Make Me Happy — 2022: A bright melody that shows off her mid-to-high range.

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