April 1 is also known as April Fool's Day.
Theatrical releases
Shorts
Films
- 2005 - Sin City (Dimension Films)
Television
- 1960 - The Walt Disney Presents episode "The Mad Hermit of Chimney Butte" premieres on ABC.
- 1973 - The Wonderful World of Disney episode "Call It Courage" airs on NBC.
- 1985 - The Disney Channel premiere film The Undergrads premieres on Disney Channel.
- 1998 - The Bear in the Big Blue House episodes "Love Is All You Need/It's A Mystery To Me" premiere on Playhouse Disney.
- 2000 - The Weekenders episodes "Makeover/The New Girl" premiere on ABC.
- 2005
- The Kim Possible episode "Dimension Twist" premieres on the Disney Channel.
- The American Dragon: Jake Long episode "Dragon Summit" premieres on the Disney Channel.
- The Suite Life of Zack & Cody episode "Hotel Inspector" premieres on the Disney Channel.
- The Lilo & Stitch: The Series episode "PJ" premieres on the Disney Channel.
- 2011
- The Phineas and Ferb half-hour special "Phineas' Birthday Clip-O-Rama!" premieres on the Disney Channel.
- The Fish Hooks episode "Peopleing" premieres on the Disney Channel.
- 2012
- Ultimate Spider-Man premieres on Disney XD with the episodes "Great Power" and "Great Responsibility".
- The Once Upon a Time episode "The Stable Boy" premieres on ABC.
- The Shake It Up episode "Weird It Up" premieres on the Disney Channel.
- 2013 - The third season of Kickin' It premieres on Disney XD with the episode "Spyfall".
- 2014
- The Agents of S.H.I.E.L.D. episode "End of the Beginning" premieres on ABC.
- The Mickey Mouse Clubhouse episode "Mickey's Clubhouse Rocks" premieres on Disney Jr.
- The Jake and the Never Land Pirates episodes "Play It Again, Cubby!/Trading Treasures" premiere on the Disney Channel and Disney Jr.
- 2016
- The Doc McStuffins episodes "Baby Names/Night Night, Lala" premiere on the Disney Channel and Disney Jr.
- The Lion Guard episode "Paintings and Predictions" premieres on the Disney Channel and Disney Jr.
- The PJ Masks episodes "Supersonic Owlette/Catboy and the Sticky Splat Slingshot" premiere on the Disney Channel and Disney Jr.
- The Bunk'd episode "For Love and Money" premieres on the Disney Channel.
- The Stuck in the Middle episode "Stuck in the Block Party" premieres on the Disney Channel.
- Walk the Prank premieres on the Disney Channel and Disney XD.
- The Star Wars Rebels episodes "The Forgotten Droid" and "The Mystery of Chopper Base" premiere on the Disney Channel (originally premiered on Disney XD on March 16 [The Forgotten Droid] and March 23 [The Mystery of Chopper Base]).
- 2017 - The Miles from Tomorrowland episodes "Who Stole the Dinosaur?/Nine Minutes 'Til Bedtime" premiere on Disney Jr.
- 2019 - 101 Dalmatian Street premieres on the Disney Channel, Disney XD, and Disney Junior with the episodes "Dog's Best Friend/Boom Night".
- 2022
- The Alice's Wonderland Bakery episodes "Potato Potahto/Hattie's Inside-Out Cake" premiere on the Disney Channel and Disney Jr.
- The T.O.T.S. episodes "Every Baby Loves Freddy/Baby Bot" premiere on Disney Jr.
- The Raven's Home episode "A Streetcar Named Conspire" premieres on the Disney Channel.
- 2023
- The second season of The Ghost and Molly McGee premieres simultaneously on the Disney Channel and Disney XD with the episode "The New (Para)Normal".
- The Kiff episodes "Farley/Two for One Hot Dogs" and "Halfway There Day/Be Still My Harp" premiere simultaneously on the Disney Channel and Disney XD.
- The Moon Girl and Devil Dinosaur episode "Like Mother, Like Moon Girl" premieres on the Disney Channel (originally released on Disney+ on March 8).
- 2024 - The Alice's Wonderland Bakery episodes "Alice's Wonderful Baking School/Ze Cookie Pizza" premiere on Disney Jr.
Streaming
- 2022
- Better Nate Than Ever premieres on Disney+.
- Kaun Pravin Tambe? premieres on Disney+ Hotstar.
- 2025 - The Daredevil: Born Again episode "Art for Art's Sake" premieres on Disney+.
Online
- 2023 - The Big City Greens Theme Song Takeover episode "Baby City Greens" is released on the Disney Channel's YouTube channel.
- 2024 - The Theme Song Takeover crossover "Kiff Parodies Disney Channel Theme Songs" is released on the Disney Channel's YouTube channel.
Home media
- 2003
- Disney Sing Along Songs: Circle of Life
- Sing a Song with Pooh Bear (and Piglet Too)
- The Best of Power Rangers (Buena Vista Home Entertainment)
- The Other Side of Heaven
- 2014 - The Pirate Fairy
- 2025 - A Complete Unknown
Theme park happenings
- 1995 - Disney's Blizzard Beach, the third water park at Walt Disney World in Orlando, Florida, opens to the public.
- 2012 - Disneyland Paris' 20th anniversary celebrations begins.
- 2019 - Armageddon - Les Effets Speciaux closed at Walt Disney Studios Park.
- 2023 - Walt Disney World: The World's Most Magical Celebration ends.
Books
- 1991 - Alice in Wonderland
- 1994 - The Classic Storybook adaptation of Winnie the Pooh is published.
- 2004 - The Dragon Hunter
- 2012
- Mickey Mouse: The Magical Story
- Pinocchio: The Magical Story
- The Jungle Book: The Magical Story
- The Lady and the Tramp: The Magical Story
- Bambi: The Magical Story
- 2015 - Once Upon a Time: Out of the Past
Character debuts
- 2023 - Oliver Chen, June Chen, Esther Chen, Ruben Chen
People
Births
- 1932 - Debbie Reynolds † (actress, singer, dancer, and businesswoman)
- 1953 - Barry Sonnenfeld (director, producer, screenwriter, and cinematographer)
- 1957 - Andreas Deja (animator)
- 1968 - Christine Lawrence Finney † (animator)
- 1969 - April Stewart (actress and voice actress)
- 1976
- Troy Baker (voice actor and musician)
- David Oyelowo (actor and producer)
- 1982 - Taran Killam (actor and comedian)
- 1983 - Matt Lanter (actor, voice artist, former reality TV personality, and model)
- 1985 - Josh Zuckerman (actor)
- 1995 - Logan Paul (YouTuber, internet personality, actor, podcast host, and professional boxer)
Deaths
- 1979 - Barbara Luddy (actress and voice actress)
- 2010 - John Forsythe (actor)
- 2015 - Bob Walker (animator, storyboard artist, producer, and director)
- 2020 - Adam Schlesinger (songwriter, composer, and record producer)
- 2024 - Joe Flaherty (actor, voice actor, writer, and comedian)
- 2025 - Val Kilmer (actor)