- Name : 北川景子 or きたがわ けいこ or Kitagawa Keiko
- Birthdate : August 22, 1986
- Birthplace : Kobe, Hyogo, Japan
- Star Sign : Leo
- Blood Type : O
- Height : 160 cm
- Weight : 42 kg
- Pofession : Actress and Model
- Education : Meiji University (Major in Commercial Science, March 2009 graduate)
- Hobbies : Studying, reading, swimming, calligraphy, and badminton
- Top Japan Drama Kitagawa Keiko
- Kono Sekai no Katasumi ni -as- Suzu (NTV, 2011)
- LADY / Saigo no Hanzai Profile -as- Kazuki Shoko (TBS, 2011)
- Tsuki no Koibito -as- Onuki Yuzuki (Fuji TV, 2010)
- Hitsudan Hostess -as- Saito Rie (TBS, 2010)
- Buzzer Beat -as- Shirakawa Riko (Fuji TV, 2009)
- Taiyo to Umi no Kyoshitsu -as- Enokido Wakaba (Fuji TV, 2008)
- Mop Girl -as- Hasegawa Momoko (TV Asahi, 2007)
- Pretty Guardian Sailor Moon -as- Hino Rei/Sailor Mars (TBS, 2003-2005
- Top Japan Movie Kitagawa Keiko
- Paradise Kiss Live Action -as- Hayasaka Yukari 'Caroline' (2011)
- Matataki / Blink -as- Sonoda Izumi (2010)
- Shikeidai no Elevator / Elevator To The Gallows -as- Matsumoto Miyako (2010)
- Hana no Ato / After The Flowers -as- Ito (2010)
- Watashi Dasuwa / It's On Me (2009)
- Manatsu no Orion / Orion in Midsummer -as- Shizuko/Izumi (2009)
- Handsome Suit -as- Hoshino Hiroko (2008)
- Southbound -as- Uehara Youko (2007)
- Sono Toki wa Kare ni Yoroshiku / Say Hello For Me -as- Katsuraki Momoko(2007)
- Heat Island -as- Nao (2007)
- Dear Friends -as- Rina (2007)
- Cherry Pie -as- Kiyohara (2006)
- The Fast and The Furious 3: Tokyo Drift -as- Reiko (2006)
- Mamiya Kyoudai -as- Honma Yumi (2006)
- Mizu ni Sumu Hana/Romance of Darkness -as- Mizuchi Rikka (2006)
- Kirari Super Live -as- Hino Rei/Sailor Mars (2004)
- Recognitions Kitagawa Keiko
- "Best Actress" for Buzzer Beat (13th) Nikkan Sports Drama Grand Prix, Summer 2009
- "Special Award" for Mop Girl (55th) Television Drama Academy Awards