1991

This is a list of notable events, premieres, releases, series cancellations and endings, and other business ventures for Nickelodeon in the year 1991.
== Shows ==
=== Series premieres ===
* January 31: Nick News Special Edition
* February 2: Fifteen
* February 9: The first of The Adventures of Pete & Pete pilot shorts airs
* February 16: Welcome Freshmen
* March 18: Get the Picture
* March 23: Clarissa Explains It All
* May 9: Nickelodeon Launch Box
* July 4: Salute Your Shorts
* July 21: Hi Honey, I'm Home!
* August 11: Doug, Rugrats, and The Ren & Stimpy Show (the first three Nicktoons)
* August 31: What Would You Do?
* October 31: Are You Afraid of the Dark? airs its pilot episode
* November 1: Nick Hit List airs its pilot episode
;Acquired shows
* January 4: Dragnet
* January 14: Get Smart
* March 4: Mork and Mindy
* May 6: The Littl' Bits
* September 1: The Sonny and Cher Comedy Hour
* September 20: The Adventures of Superman
* September 30
** Danger Mouse (second run; first run ended in December of 1987)
** The Dick Van Dyke Show
* October 1: Jeff's Collie (mostly included episodes from Lassie seasons 1 through 3)
* October 5: F Troop
=== Season premieres ===
* June 7: Hey Dude, season five
=== Series finales ===
*January 4: Outta Here!
*February 24: On the Television
*June 29: Think Fast!
*August 30: Hey Dude, five seasons
*September 28: SK8-TV
*November 10: Eureeka's Castle, three seasons
*December 6: Get the Picture, two seasons
*December 29: Make the Grade
=== Network departures ===
*April 30: Today's Special
*July 28: Spartakus and the Sun Beneath the Sea
=== Specials ===
* January 13: 1991 ACE Awards
* April 22: 1991 Kids' Choice Awards
* September 20: Superman (Fleischer Cartoons) (some also aired on Nick on September 22, 1991 between 8 and 9 am)
* October 21: Nick Jr. Rocks
== Books ==
* Good Night, Magellan
* March 1: Magellan Saves the Day
==Events==
* March 19: Nickelodeon takes over Marvista Elementary School in Normandy Park, WA.
==People==
* Dayna Gonzalez (animator on Blue's Clues, Blue's Room, Wonder Pets!, Bubble Guppies, Pinky Dinky Doo, Wallykazam!, and Shimmer and Shine) is born
* Hans Alpizar Jr. (actor on Dora the Explorer, Go, Diego, Go!, and Blue's Clues) is born
* January: Corwin C. Tuggles (singer on The Backyardigans, Nickelodeon Magazine's Big 10 Birthday Bash, and Face's Music Party) is born
* Kayta Thomas (actor on Dora the Explorer and Dora and Friends: Into the City!) is born
* Lana Carillo (actress on Max and Ruby, Blue's Clues & You!, and PAW Patrol) is born
* Tru Valentino (actor in The Casagrandes and The Loud House Movie) is born
* Amy Mai (storyboard artist, art director, and producer on Middlemost Post) is born
* Burgandi Trejo Phoenix (actor on The Loud House) is born
* Jacqueleen Munoz (writer on The Loud House) is born
* Julieta Cortes (actress on Blaze and the Monster Machines) is born
* Lana Carillo (actress on Blue's Clues & You!, Well Versed and PAW Patrol) is born
* Jack Cygan (actor on Ni Hao, Kai-Lan) is born
* January 4: Olivia Tennet (actress on Kiri and Lou) is born
* January 13: Kyle Clifford (guest star on The Loud House) is born
* January 14: Ryan Coleman (actor on All That) is born
* January 19: Erin Sanders (actress on Zoey 101, Big Time Rush, Henry Danger, and The Fresh Beat Band and guest star at the 2007 Kids' Choice Awards) is born
* January 25: Ariana DeBose (actress and guest star at the 2024 Kids' Choice Awards) is born
* January 27: Cristo Fernández (actor in The Casagrandes Movie) is born
* January 28: Calum Worthy (actor in Best Player) is born
* February 7
**Rachel Sibner (actress on Ned's Declassified School Survival Guide) is born
**Courtney Mason (actress in A Loud House Christmas) is born
* February 10: Emma Roberts (actress, singer, and producer on Unfabulous, Drake & Josh, and Hotel for Dogs) is born
* February 17: Ed Sheeran (singer-songwriter and guest star at the 2022 Kids' Choice Awards) is born
* February 18: Malese Jow (actress on Unfabulous, The Troop, Big Time Rush, and iCarly (2007)) is born
* February 19: Caitlin Hale (voice actress on Blue's Clues) is born
* February 25: Kelii Miyata (actor on Ned's Declassified School Survival Guide) is born
* February 28: Sarah Bolger (actress in The Spiderwick Chronicles) is born
* March 1: Diem Doan (storyboard artist, storyboard supervisor, and revisionist on Middlemost Post, The Loud House, and The Casagrandes) is born
* March 8: Devon Werkheiser (actor on Ned's Declassified School Survival Guide and Shredderman Rules) is born
* March 10: Ethan Loh (actor on The Loud House) is born
* March 14
**Kendré Berr (actor on Ned's Declassified School Survival Guide and Shredderman Rules) is born
**Preacher Lawson (comedian on Unleashed) is born
* March 22: Dominique Fishback (actress at the 2023 Kids' Choice Awards) is born
* March 25: Seychelle Gabriel (actress on Zoey 101, The Last Airbender, and The Legend of Korra) is born
* March 26: Ramy Youssef (comedian in One Crazy Cruise and Nicky Ricky, Dicky & Dawn) is born
* March 27: Gilbert Leal (voice actor on Rocket Power) is born
* April 4: Jamie Lynn Spears (actress on All That and Zoey 101) is born
* April 7: Megan Ann Boyd (writer, director, and storyboard artist on Middlemost Post, SpongeBob SquarePants, and Shimmer and Shine) is born
* April 28: Aleisha LaNaé Allen (voice actress on Blue's Clues and School of Rock) is born
* May 1: Creagen Dow (actor on Zoey 101) is born
* May 6: Zinnett Hendrix (dancer and actor on The Really Loud House) is born
* May 13: Madeline Whitby (actress on AwesomenessTV and Drama Club) is born
* May 14: Ant Blades (artist and animator on It's Pony) is born
* May 15: Michelle Wong (actress, host, and model on The Really Loud House) is born
* May 17: Daniel Curtis Lee (actor on Ned's Declassified School Survival Guide) is born
* May 29: Jesse Camacho (actor in Nicky Deuce) is born
* June 3: Stefano Mazzeo (actor in Charlotte's Web) is born
* June 5: Ninja (guest star at the 2022 and 2023 Kids' Choice Awards) is born
* June 6: Mary Ann Springer (actress on iCarly (2007)) is born
* June 26: Eric Nelsen (actor and film producer on iCarly (2007) and Big Time Rush) is born
* June 27: Ry Chase (voice actress on The Loud House) is born
*July 4: Laci Mosley (actress on iCarly (2021)) is born
*July 7
**Devon Alan (actor on Kenan & Kel) is born
**Alesso (singer on Face's Music Party) is born
* July 9: Mitchel Musso (voice actor on Avatar: The Last Airbender (2005)) is born
* July 16
** Alexandra Shipp (actress on House of Anubis and Victorious) is born
** Kim Roberts (actress on Abby Hatcher) is born
* July 29: Miki Ishikawa (actress in Yours, Mine & Ours and Zoey 101) is born
* July 31: Devyn Dalton (actress in A Fairly Odd Christmas, A Fairly Odd Summer, Jinxed, Swindle, Splitting Adam, Playing with Fire, and Escape from Mr. Lemoncello's Library) is born
*August 1: Victoria Pontecorvo (actress on Blue's Clues and Blue's Room)
* August 5
**Brooke Marie Bridges (actress on Ned's Declassified School Survival Guide) is born
**John Reynolds (writer on Middlemost Post)
* August 10: James Eeles (actor in Lost in the West)
* August 14: Charlotte Nicdao (actress on Kuu Kuu Harajuku) is born
* August 17: Austin Butler (actor on Drake and Josh, Unfabulous, Zoey 101, Ned's Declassified School Survival Guide and iCarly (2007)) is born
* August 26
**Alok (DJ singer, record producer, and musician on Face's Music Party) is born
**Dylan O'Brien (actor in Teenage Mutant Ninja Turtles: Mutant Mayhem) is born
* August 28: Evan O'Donnell (actor on Blue's Clues & You!) is born
* September 9: Adam Paloian (animator and storyboard artist on SpongeBob SquarePants and Pig Goat Banana Cricket) is born
* September 12: Kristin Klaubunde (voice actress and singer and The Backyardigans) is born
* September 13: Tierre Diaz (actor and musician in Good Burger 2) is born
* September 14: Shayne Topp (actor on AwesomenessTV, iCarly, Sam & Cat, Fred: The Show, and Henry Danger) is born
* September 20: Patrick Van Wagenen (voice actor on Blue's Clues) is born
* September 24: Anna Karczmarczyk (actress on Mysticons) is born
* September 25: Alex Ellis (actress on The Loud House) is born
* October 2: Anthony Del Rio (actor on The Loud House, Rugrats (2021), Game Shakers, and Baby Shark's Big Show!) is born
* October 4: Cole Hawkins (actor on Little Bill and The Naked Brothers Band) is born
* October 6: Roshon Fegan (actor on Glitch Techs) is born
* November 1: Anthony Ramos (actor and guest star at the 2023 Kids' Choice Awards) is born
* November 13: Matt Bennett (actor on Victorious, iCarly (2007), and Sam and Cat, guest star as himself on Game Shakers and Yo Gabba Gabba!, and panelist on Figure It Out (2012)) is born
* November 17: Chester Rushing (actor on Big Nate and No Time to Spy: A Loud House Movie) is born
* November 25: Rome Flynn (actor in Fantasy Football) is born
* December 2: Charlie Puth (#KidsTogether: The Nickelodeon Town Hall and guest star at the 2022 Kids' Choice Awards) is born
* December 14: Offset (rapper on Baby Shark's Big Show!) is born
* December 15: Eunice Cho (actress on Little Bill and The Naked Brothers Band) is born
* December 19: Libe Barer (actress on iCarly) is born
* December 26: Courtney Lin (actress and producer on The Casagrandes and Monster High) is born
== Nickelodeon character debuts ==
* Clarissa Explains It All: Clarissa Darling
* Doug: Doug Funnie, Porkchop, Skeeter Valentine, Patti Mayonnaise, Roger Klotz
* Rugrats: Chuckie Finster, Angelica Pickles, Drew Pickles, Chas Finster, Howard DeVille, Betty DeVille, Boris Kropotkin, Minka Kropotkin, Larry and Steve
* The Ren & Stimpy Show: Ren Höek, Stimpy J. Cat, Mr. Horse, Muddy Mudskipper, The Fire Chief
== Behind the scenes ==
* Nickelodeon places its first renewal order for additional episodes of all three Nicktoons (26 more each for Doug and Rugrats, and 20 more for Ren & Stimpy).
 1991