- Stage Name: Eunha (은하)
- Birth Name: Jung Eunbi (정은비)
- Birthdate: May 30, 1997
- Birthplace: Seoul, South Korea
- Blood Type: O
- Height: 162.7cm
- Weight: 45kg
- Hobby: Watching Movie
- Strength: Singing, Acting
- Education: School of Performing Arts Seoul (SOPA)
- Source Music (2015–2021)
- [2016.03.07] Six Flying Dragons OST Part.7
- [2016.10.12] Fall, in girl Vol.1 (with Hwang Chi Yeul feat. Lil Boi of Geeks)
- [2017.10.02] Temperature of Love OST Part.2
- [2017.10.26] Oenson Oreunson (왼손 오른손) (Eunha, Chunji)
- [2017.11.03] The Package OST Part 5 (더 패키지)
- [2018.09.11] Lovely Horribly OST Part 4 (러블리 호러블리)
- [2019.01.28] Wangi Doen Namja OST Part 3 (왕이 된 남자; The Crowned Clown)
- [2019.04.11] THE LOVE OF SPRING (Ravi & Eunha)
- [2019.05.31] Jeoldaegeui OST Part 3 (절대그이; My Absolute Boyfriend) (Eunha, Kisum)
- [2021.06.03] Sigan Ui Gyedan OST (시간의 끝에서)
-  Love and War
-  Yu Seung Woo - You're Beautiful
- She is a former Big Hit Entertainment trainee.
- Her role model is IU.
- She is close to TWICE's Sana.
- When she was 7 years old, she was diagnosed with Langerhans cell histiocytosis.