Soyul (소율) is a South Korean singer. She was a member of the Korean Pop girl group Crayon Pop. Before joining Crayon Pop she was part of a duo called Chic'6 Muscats, but the duo was very short lived.
- Stage Name: Soyul (소율, ソユル)
- Birth Name: Park Hyekyung (박혜경)
- Nickname: Young Energy
- Birthdate: May 15, 1991
- Birthplace: Seoul, South Korea
- Blood Type: A
- Height: 160cm
- Languages: Japanese (Conversational)
- Talents: Dance, Vocals, Art
- Hobbies: Western Paintings / Drawings, Listening to Music, Art
- Favorite Food: Samgyeopsal, Soda / Cola
- Favorite Artists: BoA, SHINee, BIGBANG, Amuro Namie
- [2015.01.12] Y-Shirt (Feat. Yang Jeong Mo)
- [2020.12.17] MBN Miss Back Part 4 (미쓰백) (Raina, Soyul, Nada)
- [2020.12.23] MBN Miss Back Part 5 (Raina, Sera, Subin, Gayoung, Soyul, Nada, Jeong Yujin)
- [2021.01.13] MBN Miss Back Part 8 (Soyul, Bernard Park, Gayoung, Hong Dae Kwang)
- Even though Crayon Pop has no leader, Soyul was considered to be the unofficial leader due to her outgoing personality.
- Soyul is now married to former H.O.T. member Moon Hee Jun and the couple have a daughter, born in May 2017.