For other people with the same name, see Kim Ji Soo (disambiguation).
- Name: 지수 / Ji Soo
- Real Name: 김지수 / Kim Ji Soo (Kim Ji Su)
- Profession: Actor
- Birthdate: 1993-Mar-30 (age 24)
- Height: 186cm
- Star sign: Aries
- Talent agency: Prain TPC
- Strong Woman Do Bong Soon (JTBC, 2017)
- Weightlifting Fairy Kim Bok Joo (MBC, 2016) cameo
- Fantastic (JTBC, 2016)
- Moon Lovers: Scarlet Heart Ryeo (SBS, 2016)
- Doctors (SBS, 2016)
- Page Turner (KBS2, 2016)
- Sassy, Go Go (KBS2, 2015)
- Angry Mom (MBC, 2015)
- Love Frequency 37.2 (MBC Every1, 2014)
- Family (KBS2, 2012)
- To the Beautiful You (SBS, 2012)
- Education: Digital Seoul Culture Arts University Film Theatre.
- Debuted as an theater actor in 2009.
- Used to be actor trainee in JYP Entertainment (2012).
- Was a judo athlete in elementary school and competed in national competition.