2003 (MMIII) was a common year starting on Wednesday of the Gregorian calendar, the 2003rd year of the Common Era (CE) and Anno Domini (AD) designations, the 3rd year of the 3rd millennium and the 21st century, and the 4th year of the 2000s decade.
Theatrical releases
Feature films
- January 17 - National Security (Columbia Pictures)
- January 24
- Blind Spot: Hitler's Secretary
- Darkness Falls
- March 7 - Tears of the Sun (Columbia Pictures)
- March 28 - Basic (Columbia Pictures)
- April 11 - Anger Management (Columbia Pictures)
- April 25 - Identity (Columbia Pictures)
- May 2 - Owning Mahowny (Sony Pictures Classics)
- May 9 - Daddy Day Care (Columbia Pictures)
- June 13 - Hollywood Homicide (Columbia Pictures)
- June 20 - The Legend of Suriyothai
- June 27 - Charlie's Angels: Full Throttle (Columbia Pictures)
- July 2 - Terminator 3: Rise of the Machines
- July 11 - The Cuckoo
- July 18 - Bad Boys II (Columbia Pictures)
- July 25 - Masked and Anonymous (Sony Pictures Classics; co-production with BBC Partner Entertainment)
- August 1 - Gigli (Columbia Pictures)
- August 8 - S.W.A.T. (Columbia Pictures)
- August 22 - The Medallion (TriStar Pictures)
- September 12 - Once Upon a Time in Mexico (Columbia Pictures)
- September 19 - Underworld (Screen Gems)
- September 26 - The Rundown (Universal Pictures; co-production with Columbia Pictures)
- October 22 - In the Cut (Screen Gems)
- October 24 - Radio (Columbia Pictures)
- November 21 - Gothika (Warner Bros. Pictures; co-production with Columbia Pictures)
- November 26 - The Missing (Columbia Pictures)
- December 12 - Something's Gotta Give (Columbia Pictures; co-production with Warner Bros. Pictures)
- December 17 - My Life Without Me (Sony Pictures Classics)
- December 19 - Mona Lisa Smile (Columbia Pictures)
- December 25 - Peter Pan (Universal Pictures; co-production with Columbia Pictures)
Television
Albums
Video games
- October 14 - Jak 2
- November 11 - Ratchet and Clank Going Commando
Home video releases
- January 14
- Jay Jay the Jet Plane: Something Special in Everyone
- Jay Jay the Jet Plane: Golden Rules of Growing Up
- Jay Jay the Jet Plane: Liking Yourself, Inside and Out
- January 28
- The Foreigner
- The Master of Disguise
- February 4
- Formula 51
- Little Secrets
- February 11 - Wasabi
- February 18 - Stealing Harvard
- March 11 - I Spy
- March 18 - Auto Focus
- March 25 - Maid in Manhattan
- April 8 - Care Bears Movie II: A New Generation
- April 22
- The Crime of Padre Amaro
- Darkness Falls
- May 13 - Jay Jay the Jet Plane: Good Friends Forever
- May 20 - Adaptation
- May 27 - National Security
- June 10 - Tears of the Sun
- June 24 - Punch-Drunk Love
- July 8 - Basic
- July 22 - Spun
- August 19
- All the Real Girls
- Out for a Kill
- August 26 - Bingo
- September 2 - Identity
- September 16
- September 23 - Daddy Day Care
- October 7 - Hollywood Homicide
- October 14 - Owning Mahowny
- October 21 - Charlie's Angels: Full Throttle
- November 4 - Eight Crazy Nights
- November 25
- The Berenstain Bears: Adventure and Fun for Everyone
- The Berenstain Bears: Fun Lessons to Learn
- December 2 - The Cuckoo
- December 9 - Bad Boys II
- December 23 - The Medallion
- December 30 - S.W.A.T.
Character debuts
People
Births
Deaths
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