|Name||JOY | 조이|
|Full Name||Park Sooyoung | 박수영 | 朴秀英|
|Born||September 3, 1996|
Jeju, South Korea
|Hometown||Dobong-gu, Seoul, South Korea|
|Height||169cm | 5′-07″|
|Family||Mother, Father, Two Younger Sisters, Dog|
|Education||Yumkwang High School → School of Performing Arts Seoul|
Sinchang Middle School
Sinhwa Elementary School
|Years Active||2014 – present|
|Position||Lead Rapper, Sub Vocalist|
|2021||한 사람만||Sung Mido|
|2017||The Liar and His Lover||Yoon Sorim|
- She was born in Jeju and raised in Seoul.
- She is a Christian.
- Joy got into SM Entertainment as a trainee after she passed the 2012 SM Entertainment Global Audition, and made her debut as a member of Red Velvet in 2014.
- Training Period: 2 years and 6 months
- SM audition Song: I hope it would be that way now by Cho Yongpil
- She wanted to become a teacher.
- MBTI: INFP
- Relationship Status: In a Relationship with Crush
- Malgeum-ee (pure)
- Food: fried chicken
- Ice Cream Flavor: mint chocolate chip
Hometown: Jeju, South Korea
Hometown: Gangwon-do, South Korea
- Second Youngest Sister
Name: Park Jiyoung | 박지영
- Youngest Sister
Name: Park Minji | 박민지
- Haetnimee (female)
Born: July 28, 2018