FANATICS (파나틱스) was a six-member South Korean girl group under entertainment agency FENT (에프이엔티).

On November 26th, 2018, FANATICS first debuted their sub-unit, FANATICS-FLAVOR, consisting of members Yoonhye, Chiayi, and Doah, with the single-album MILKSHAKE.

On August 6, 2019, the full group officially debuted with the mini-album THE SIX.

On April 12, 2020, it was announced that members Yoonhye and Chaelin would be on hiatus this comeback while members Rayeon and Via would be joining the group, and on May 4, 2020, the group made their comeback with their second mini-album, PLUS TWO.

On May 10, 2021, the group came back with their first digital single, “STARRY NIGHT”. While member Doi is credited for the song’s artwork and member Yoonhye participated in the choreography video, they were unable to participate in the actual song, along with Via and Sika. Only Chiayi, Chaelin, Rayeon, and Doah participate in this song itself.

On October 17, 2024, it was announced through a post on Instagram that FANATICS had officially disbanded before FENT eventually deleted all of FANATICS' official SNS.

Members

- Sika (시카) – Leader, Main Vocalist
- Chaelin (채린) – Main Rapper, Sub Vocalist
- Doi (도이) – Lead Vocalist, Sub Rapper, Visual
- Yoonhye (윤혜) – Lead Dancer, Sub Vocalist, Sub Rapper
- Chiayi (지아이) – Main Dancer, Sub Vocalist, Sub Rapper
- Doah (도아) – Lead Rapper, Lead Dancer, Lead Vocalist, Center, Face Of The Group, Maknae
- Rayeon (나연) – Main Vocalist
- Via (비아) – Lead Dancer, Sub Vocalist, Sub Rapper