This is a list of events in animation in 2021.
Events
January
January 3: The first episode of The Great North is broadcast. January 7: Season 2 of Paru Itagaki's Beastars airs its first episode on Japanese television. January 8: The second and final season of The Idhun Chronicles premiered on Netflix. January 12: As Told by Ginger, Allegra's Window, Becca's Bunch, Little Bear, Mutt & Stuff, Oswald, and Ricky Zoom are added to Paramount+. January 15: HBO Max added its "Animation" landing page. The first ten episodes of season 2 of Disenchantment are released on Netflix. January 25: Disney+ removes Dumbo, Peter Pan, and The Aristocats, from their kids profiles due to certain scenes containing old-fashioned racial stereotypes. They remain available to adult viewers. January 26: Go, Dog. Go!, a series based on the children's books of the same name, premiered on Netflix. January 31: The third episode of Vivienne Medrano's independent webseries Helluva Boss, titled "Spring Broken", was released on YouTube.
February
February 2: Kid Cosmic premiered on Netflix. February 9: Disney shuts down Blue Sky Studios due to current "economic realities" related to the COVID-19 pandemic. February 15: Pop singer Gala releases a music video, Parallel Lines, with animation by Nina Paley. February 17: Cartoon Network announced a film for The Amazing World of Gumball. February 22: Voice actor Harry Shearer announces he will no longer voice the African-American character Dr. Hibbert on The Simpsons, being replaced by Kevin Michael Richardson starting with the episode "Wad Goals". February 23: Monster High was announced to come back with a live-action film and animated series on Nickelodeon. February 26: Tom and Jerry was released simultaneously in theaters and on HBO Max.
March
March 1: Qubo was discontinued, along with Ion Plus and Ion Shop. March 4: Anime series Pacific Rim: The Black, based on the Pacific Rim film franchise, was released on Netflix. The SpongeBob Movie: Sponge on the Run and Kamp Koral: SpongeBob's Under Years were released with the launch of Paramount+. March 5: Raya and the Last Dragon was released simultaneously in theaters and on Disney+. March 6: New York Times Columnist, Charles M. Blow, claims that the Looney Tunes character Pepé Le Pew, "normalized rape culture". Following the publication of the article, it was reported that he was cut out of Space Jam: A New Legacy after Malcolm D. Lee took over directing. The character was reported to not be slated in current and future Warner Bros. projects. However, he appeared in the Animaniacs reboot episode, "Yakko Amakko" which premiered on November 5, 2021. Amphibia resumes its second season. March 10: South Park releases another pandemic special. March 14: The fourth episode of Helluva Boss, titled "C.H.E.R.U.B", was released on YouTube. March 15: The DuckTales series finale, a three-part episode titled "The Last Adventure!", premieres. Final Episode is Kain Merah Ipin of Upin & Ipin (Musim 14) premiered on MNCTV March 17: Anime-inspired music video for "Musician" by Porter Robinson, was released on YouTube. March 21: The 700th episode of The Simpsons, "Manger Things", premiered. The couch gag is animated by Bill Plympton. Lebanese animated feature Alephia 2053 released on YouTube and streaming platforms. March 25: Season 2 of Paru Itagaki's Beastars airs its finale episode on Japanese television. March 26: The SpongeBob SquarePants episode "Mid-Life Crustacean" was removed and made unavailable to stream on Paramount+ due to the panty raid scene, while "Kwarantined Krab" is delayed due to similarities to the COVID-19 pandemic, with the latter episode's eventual premiere on Nickelodeon on April 29, 2022. March 29: The first episode of an animated series based on Pieter De Poortere's gag comic Boerke (in English: Dickie) airs on television. 101 Dalmatian Street makes its US cable television premiere.