Cheska (체스카) is a Korean-American Twitch streamer. She is a former singer and was the lead rapper of the Korean pop girl group FIESTAR. She left the group in 2014 due to personal reasons. On May 29, 2018, she revealed through her Instagram account that she would no longer be in the music industry.
- Stage Name: Cheska (체스카)
- English Name: Francesca An (프란체스카 안)
- Korean Name: An Minji (안민지)
- Nickname: Frannie, MJ
- Birthdate: March 11, 1992
- Birthplace: United States
- Height: 160cm
- Weight: 45kg
- Blood Type: AB
- Family: Father, mother and younger sister
- Hobbies/Specialty: Rap-making, music appreciation, making clothes, watching movies, painting/swimming, figure skating and learning English
- Role Model: Cher Lloyd
- She spent six years in Alabama, two years in Georgia, five years in Tennessee, one year in Mississippi, and five additional years in Alabama. She has lived in Seoul since 2011.