2003

Feature films

 * February 14 - The Jungle Book 2 was released to negative reviews, but is a commercial success.
 * March 21 - Piglet's Big Movie
 * April 11 - Ghosts of the Abyss
 * April 18 - Holes
 * May 2 - The Lizzie McGuire Movie
 * May 3 - Where the Red Fern Grows
 * May 30 - Finding Nemo was released and becomes a mega-hit at the box office and gets Universal acclaim.
 * June 13 - Jet Lag (Miramax Films)
 * July 9 - Pirates of the Caribbean: The Curse of the Black Pearl was the first PG-13 movie to be released under the Walt Disney Pictures label, was released and becomes a hit at the box office.
 * August 6 - Freaky Friday
 * September 26 - Under the Tuscan Sun (Touchstone Pictures)
 * November 1 - Brother Bear  was released to mixed to negative reviews, but with a commercial success.
 * November 26 - The Haunted Mansion was released to Negative reviews and Bad Santa (Dimension Films)
 * December 25 - The Young Black Stallion

Shorts

 * May 7 - Boundin'

Television

 * January 17 - That's So Raven premieres on the Disney Channel.
 * February 15 - Power Rangers: Ninja Storm debuts on ABC Kids. The season of Power Rangers become the first in the Power Rangers franchise to be aired exclusively on ABC
 * June 2 - Even Stevens airs its final episode on the Disney Channel.
 * July 7 - Bear in the Big Blue House Season 4 resumes on Playhouse Disney
 * September 20 - Lilo & Stitch: The Series premieres on ABC and the Disney Channel.
 * September 28 - JoJo's Circus premieres on Playhouse Disney.
 * November 28 - Kim Possible: A Sitch in Time airs on the Disney Channel.

Comics

 * June - Gemstone Publishing begins publishing Disney comic books, starting with Walt Disney's Comics and Stories #634 and Uncle Scrooge #319.
 * September 18 - Gemstone publishes their first issues of Mickey Mouse and Friends and Donald Duck and Friends

Video games

 * February 2 - Piglet's Big Game
 * February 7 - Treasure Planet
 * April 4 - Disney Princess for Game Boy Advance
 * September 2 - Disney's Extreme Skate Adventure
 * September 30 - The Lion King 1½ for Game Boy Advance
 * October 14 - Lizzie McGuire: On the Go!
 * November 4 - Brother Bear for Game Boy Advance
 * November 11 - Brother Bear for PC

Albums

 * January 28 - Playhouse Disney 2
 * July 22 - Kim Possible

Theme park happenings

 * January 13 - Aladdin: A Musical Spectacular premieres at the Hyperion Theater at Disney's California Adventure
 * April 11 - The Many Adventures of Winnie the Pooh opens at Disneyland.
 * May 22 - Reflections of China opens at the China Pavilion in Epcot.
 * September 5 - 22-year-old Marcelo Torres is killed after suffering injuries during a derailment of Big Thunder Mountain Railroad at Disneyland.
 * October 8 - Mickey's PhilharMagic opens at the Magic Kingdom.
 * October 9 - Mission: SPACE officially opens at Epcot.
 * October 12 - ExtraTERRORestrial Alien Encounter closes at Magic Kingdom.
 * December 5 - A vehicle on Space Mountain at Tokyo Disneyland is derailed while returning to the loading station. 4 guests were injured.

DVD & VHS releases

 * January 7 - Signs (Touchstone Films)
 * February 25 - Beauty and the Beast: Belle's Magical World: Special Edition
 * March 4 - Heavyweights
 * March 18 - Pokémon 4Ever (Miramax Films)
 * March 25 - Who Framed Roger Rabbit (Touchstone Films)
 * April 1 -
 * Bear in the Big Blue House Live!
 * April 8 -
 * Life with Mikey
 * New York Stories
 * The Marrying Man
 * April 15 - Spirited Away
 * April 29 - Treasure Planet
 * May 6 - Toothless
 * May 13 - The Hot Chick
 * May 20 -
 * The Rescuers
 * 20,000 Leagues Under the Sea: Special Edition
 * May 27 - A Bug's Life: 2-Disc Collector's Edition
 * June 3 - 3 Ninjas
 * June 10 - The Jungle Book 2
 * July 29 - Piglet's Big Movie
 * August 5 - Slam Dunk Ernest
 * August 12 - The Lizzie McGuire Movie
 * September 2 -
 * Kim Possible: The Secret Files
 * The Brave Little Toaster
 * Escape to Witch Mountain: Special Edition
 * Alias: The Complete First Season (Touchstone Television)
 * September 9 - Sleeping Beauty: Special Edition
 * September 23 - Holes
 * October 7 - The Lion King: Platinum Edition
 * October 14 -
 * Flight of the Navigator
 * Holy Matrimony
 * November 4 - Finding Nemo (2-Disc Collector's Edition)
 * November 18 - The Santa Clause 2
 * December 2 -
 * Pirates of the Caribbean: The Curse of the Black Pearl
 * Alias: The Complete Second Season (Touchstone Television)
 * December 9 -
 * Lizzie McGuire: Fashionably Lizzie and Growing Up Lizzie
 * Recess Christmas: Miracle on Third Street (Re-issue)
 * December 16 - Freaky Friday

Direct-to-video releases

 * January 21 - 101 Dalmatians II: Patch's London Adventure
 * March 11 - Inspector Gadget 2
 * April 1 -
 * Disney Sing Along Songs: Circle of Life
 * Sing a Song with Pooh Bear (and Piglet Too)
 * April 15 -
 * Castle in the Sky
 * Kiki's Delivery Service
 * May 20 - Atlantis: Milo's Return
 * June 24 - Air Bud: Spikes Back
 * August 26 - Stitch! The Movie
 * September 16 - Bionicle: Mask of Light
 * October 21 - George of the Jungle 2
 * October 28 - Disney Sing Along Songs: On My Way
 * December 9 -
 * Recess: Taking the Fifth Grade
 * Recess: All Growed Down

Character debuts

 * February 14 - Ranjan
 * April 25 - Professor Dementor
 * May 16 - Frugal Lucre
 * May 30 - Nemo, Dory, Marlin, Coral, Bruce, Nigel, Darla Sherman, P. Sherman, Gil, Peach, Gurgle, Bloat, Bubbles, Jacques, Anchor, Chum, Crush, Squirt, Blenny, Seagulls
 * July 7 - Lily
 * July 9 - Jack Sparrow, Hector Barbossa, Will Turner, Elizabeth Swann
 * August 26 - Sparky
 * October 20 - Billy, Bonnie
 * November 1 - Kenai, Koda, Rutt and Tuke, Denahi, Sitka, Koda's mother, Tug, Tanana
 * November 3 - Edwina Badger

Births

 * February 20 - Olivia Rodrigo (actress)
 * August 19 - Steele Stebbins (actor)
 * September 18 - Nina Lu (child actress)
 * December 22 - Neel Sethi (child actor)

Deaths

 * January 20 - Al Hirschfeld (artist)
 * February 17 - Pete Schrum (actor)
 * February 27 - Fred Rogers (American educator, Presbyterian minister, songwriter, author, and television host)
 * March 12 - Lynne Thigpen (actress)
 * March 19 - Émile Genest (actor)
 * March 20 - Michael Jeter (actor)
 * March 26 - Jak Ballantine
 * June 29 - Katharine Hepburn (actress)
 * June 30 - Buddy Hackett (voice actor and comedian)
 * July 6 - Buddy Ebsen (character actor and dancer)
 * July 27 - Bob Hope (actor and comedian)
 * August 6 - Larry Taylor (actor and stuntman)
 * September 12 - Johnny Cash (singer)
 * October 3 - Florence Stanley (actress)
 * October 27 - Rod Roddy (radio and television announcer)
 * November 12
 * Jonathan Brandis (actor, director and screenwriter)
 * Kay E. Kuter (voice actor)
 * December 5 - Bob Gregory (comics artist and writer)
 * December 19 - Les Tremayne (radio, film and television actor)
 * December 29 - Earl Hindman (actor)