Formation Date: September 29, 2017 Debut Date: January 24, 2018 Captain (Leader): (Former) Lee Saerom (Current) Song Hayoung Agency: Ascend Entertainment Fandom: flover Lightstick: flobong Former Members: Jang Gyuri, Lee Saerom, Roh Jisun, Lee Seoyeon, Guest

Song Hayoung (Current eldest of the 5-member lineup) Born: 1997 Height: 163cm Main Vocalist, Main Dancer INFP Nicknames: Hanyang, Habbi She accepts all the jokes her younger members throw at her. Seeing how she rarely gets angry, she has a very gentle and kind personality. She is also cautious but possesses a very strong competitive streak. (Known as one of the most frequent criers in fromis_9 and a possessor of unique emotional depth.)

Park Jiwon Born: 1998 Height: 157cm Main Vocalist ENTP Nicknames: Jeoni, Megan She is active across various content platforms with her unique bright, talented, and energetic charm.

Lee Chaeyoung Born: 2000 Height: 168cm Vocalist, Rapper, Dancer INFJ Nicknames: Chaeng, Kkaeng Famous for her 'left-side profile' and great chemistry with others, she serves as the guaranteed source of laughter for the fromis_9 members.

Lee Nakyung Born: 2000 Height: 159cm Vocalist INTP Nicknames: Nakko, Captain Pabo Chosen by the members as the official visual representative of fromis_9, she showcases a multi-talented side.

Baek Jiheon Born: 2003 Height: 166cm Vocalist ENFJ - INFJ Nicknames: Heoni, Kkul-ging Considered by fans as the quintessential 'stan attractor' member, she possesses a smile like sunshine.

Jang Gyuri (Current Actress) Born: 1997 Height: 168cm ISTP Nickname: Gyul fromis_9 (Jan 24, 2018 – Jul 31, 2022)

Lee Saerom Born: 1997 Height: 162.8cm INTP Nickname: Romsae fromis_9 (Jan 24, 2018 – Dec 31, 2024) Contrary to her sharp and cold first impression, she has a very fragile and gentle personality. A 'happiness evangelist' who is full of clumsy charm and has a warm heart.

Roh Jisun (Unattached) Born: 1998 Height: 158cm ESTJ Nicknames: Jisen, Jissen fromis_9 (Jan 24, 2018 – Dec 31, 2024) She usually has a soft and sociable personality, but she can be short-tempered at times. She is also calm and fearless.

Lee Seoyeon Born: 2000 Height: 158cm ISTP Nicknames: Syeoni, Syeon, Seun fromis_9 (Jan 24, 2018 – Dec 31, 2024) Unlike her somewhat frail-looking impression, she has a very beagle-like and quirky personality, though her physical stamina is actually quite poor. Her voice tone is notably husky and deep.