Kittikorn Liasirikun (Thai: กิตติกร เลียวศิริกุล, born 1967), also known as Leo Kittikorn, is a Thai film director, screenwriter and producer. His films include Bus Lane and Saving Private Tootsie.

• 18-80 Buddy (18-80 Puan si maimee sua) (1997)
• A Miracle of Oam and Somwung (Patihan Om + Somwang) (1998)
• Goal Club (Game Lom To) (2001)
• Saving Private Tootsie (Phrang Chompu) (2002)
• The Mia aka The Bullet Wives (2005)
• Ahimsa: Stop to Run (Ahingsa-Jikko mee gam) (2005)
• Bus Lane (May narok muay yok law) (2007)
• Dream Team (2008)
• Sunset at Chaophraya (Khu Kam) (2013)
• Spooks in Thailand (Mun plaiw mak) (2014) (co-directed with other three directors)

• Saving Private Tootsie (Phrang Chompu) (2002)
• Necromancer (Jom kha mung wej) (2005) (co-written with Piyapan Choopetch)
• Ahimsa: Stop to Run (Ahingsa-Jikko mee gam) (2005)
• Bus Lane (May narok muay yok law) (2007)
• Rakna 24 Hours (Rakna 24 Chuamohng) (2007) (co-written with Haeman Chatemee)
• Dream Team (2008)

• Ahimsa: Stop to Run (Ahingsa-Jikko mee gam) (2005)
• Som and Bank: Bangkok for Sale aka One Take Only (2001)
• Spooks in Thailand (Mun plaiw mak) (2014)

• Kittikorn Liasirikun at IMDb