- Stage Name: Jinyoung (진영) (formerly Jr.)
- Real Name: Park Jinyoung (박진영)
- Nicknames: Park Boss, Park Dog, Junee, Male Suzy, Park Actor, Mother, Jirongie
- Birthdate: September 22, 1994
- Birthplace: Jinhae-gu, Changwon, South Gyeongsang Province, South Korea
- Blood Type: O
- Height: 178cm
- Weight: 63kg
- Family: Father, Mother, 2 older sisters
- Education: Howon University (Performance, Enrolled)
- Languages: Korean, English
- Religion: Christian
- Hobbies: Watching movies and plays, Taking walks, Piano playing
- Specialty: Dancing
-  KBS Dream High 2 (Jeong Ui Bong, supporting)
-  MBC When a Man Falls in Love (Tori, supporting)
-  JTBC Beloved Eun-dong (Park Hyeon Su (17 Years Old), supporting)
-  Naver TVCast Dream Knight (Jr., main)
-  SBS The Legend of the Blue Sea (Teenager Heo Joon-Jae / Kim Moo, supporting)
-  Naver TV School of Magic
-  A Stray Goat (Min Sik, main)
- Tied 1st place with JB in the 5th round of the JYP open audition (2009).
- His favorite foods are hamburger, pizza and meat.
- His favorite musicians are Justin Timberlake, Usher and Michael Buble.