Nume: 지성 / Ji Sung (Ji Seong)
Nume real: 곽태근 / Kwak Tae Gun (Gwak Tae Geun)
Profesie: actor
Data nasterii: 27 februarie 1977
Zodia: pesti
Inaltime: 178 cm
Greutate: 70 kg
Grupa sanguina: A
Filme: Destiny (2007)
Blood Rain (2005)
Shin Angyo Onshi (2004)
Seriale: Kaist (SBS, 1999)
Delicious Proposal (MBC, 2001)
The Law of Marriage, aka The Rules of Marriage (MBC, 2001)
Splendid Days, aka Glorious Days or Wonderful Days (SBS, 2001)
Sunshine Hunting, aka Days in the Sun (KBS, 2002)
All In (drama) (SBS, 2003)
Save the Last Dance for Me (SBS, 2004)
Terms of Endearment, aka Condition of Love (KBS, 2004)
Beating Heart (MBC, 2005)
New Heart (MBC, 2007)
Swallow the Sun (SBS, 2009)
Kim Soo Ro (MBC, 2010)
Royal Family (MBC, 2011)
Premii:Best New Actor, MBC Awards (2001)
New Star, SBS Awards (2001)
Best Actor, MBC Award (2008)
26th Korea Best Dresser Swan Awards (2010)