2021

This is a list of notable events, premieres, releases, series cancellations, and endings in the year 2021.

Television

 * March 4 - Kamp Koral: SpongeBob's Under Years premiered on Paramount+.
 * May 27 - The 2021 reboot of Rugrats premiered on Paramount+.
 * July 9 - The Patrick Star Show premiered.
 * October 1 - Premiere of The Ghost and Molly McGee.

Films

 * March 4 - The SpongeBob Movie: Sponge on the Run (Nickelodeon) premiered in the United States on Paramount+.
 * March 5 - Raya and the Last Dragon (Disney) was released simultaneously in theaters and on Disney+.
 * June 18 - Luca (Disney/Pixar) was released on Disney+.
 * July 16 - Space Jam: A New Legacy (Warner Bros.) was released theatrically.
 * August 6 - Vivo (Sony Pictures Animation) was released on Netflix.
 * August 20
 * PAW Patrol: The Movie (Nickelodeon) was released theatrically.
 * The Loud House Movie (Nickelodeon) was released on Netflix.
 * November 24 - Encanto (Disney) was released theatrically.
 * November 26 - A Loud House Christmas (live-action) was released on Nickelodeon.
 * December 22 - Sing 2 (Illumination) was released theatrically.