Nickelodeon Shows 1990's & 2000's

Series premieres

 * July 4 - Wild and Crazy Kids
 * August 13 - Family Double Dare
 * Acquired shows


 * January 1 - Maya the Bee
 * April 2


 * Fernwood 2 Night/America 2 Night
 * The Many Loves of Dobie Gillis
 * May 22 - Mickey Mouse Tracks
 * July 4 - SK8-TV
 * August 4 - Alfred Hitchcock Presents
 * August 6 - Flipper
 * August 13 - Outta Here!
 * October 1 - Nickelodeon's Most Wanted: Yogi Bear
 * October 7 - Cartoon Kablooey

Series finales

 * May 25 - You Can't Do That On Television
 * July 6 - Pinwheel

Specials

 * Nickelodeon Studios Opening Day Celebration
 * Christmas At Eureeka's Castle

Series premieres

 * February 2 - Fifteen
 * February 16 - Welcome Freshmen
 * March 18 - Get the Picture
 * March 23 - Clarissa Explains It All
 * May 9 - Launch Box
 * June 1 - 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
 * The Raccoons
 * Nick Jr. Rocks
 * Acquired shows
 * January 4 - Dragnet
 * January 14 - Get Smart
 * March 4 - Mork and Mindy
 * May 1 - The Littl' Bits
 * September 1 - The Sonny and Cher Comedy Hour
 * September 1 - The Brady Bunch Variety Hour
 * September 20 - The Adventures of Superman
 * September 22 - Nick News with Linda Ellerbee
 * September 30 - The Dick Van Dyke Show
 * October 1 - Jeff's Collie
 * October 5 - F Troop

Season premieres

 * June 6 - Hey Dude season five

Series finales

 * August 30 - Hey Dude, five seasons
 * December 6 - Get the Picture, two seasons
 * Today's Special
 * Out of Control

Series premieres

 * January 3 - Nick Arcade
 * August 15 - Roundhouse premieres as part of SNICK, accompanied by the official series premiere of Are You Afraid of the Dark?
 * August 16 - Nickelodeon Wild Side Show
 * September 19 - Nickelodeon GUTS
 * Acquired shows
 * March 21 - Donny and Marie
 * April 6 - The Lucy Show
 * June 15 - Underdog
 * June 15 - Bullwinkle's Moose-o-Rama
 * September 12 - The Mary Tyler Moore Show
 * October 5 - Muppet Babies
 * October 10 - Beyond Belief
 * November 29 - The Jim Henson Hour

Season premieres

 * February 14 - Clarissa Explains It All season 2
 * August 15 - The Ren & Stimpy Show season 2
 * September 6 - Rugrats season 2
 * September 13 - Doug season 2

Series premieres

 * July 11 - Weinerville
 * September 11 - Legends of the Hidden Temple
 * September 18 - Rocko's Modern Life
 * November 27 - The Adventures of Pete & Pete
 * Acquired shows
 * February 21 - The Tomorrow People (1992)
 * April 5 - Cappelli and Company
 * July 12 - The Partridge Family
 * September 13 - The Bob Newhart Show
 * December 6 - Janosch's Dream World/Janosch's Traumstunde

Season premieres

 * April 11 - Doug, season 3
 * September 26 - Rugrats, season 3; Doug, season 4
 * November 20 - The Ren & Stimpy Show, season 3

Series finales

 * What Would You Do?, 90 episodes
 * Special Delivery, 169 episodes

Specials

 * GUTS All-Star Special

Series premieres

 * April 16 - All That airs its pilot episode; the series officially begins regularly airing on December 24th of that year.
 * October 8 - The Secret World of Alex Mack
 * October 15 - My Brother and Me
 * October 24 - Allegra's Window
 * October 24 - Gullah Gullah Island
 * October 30 - Aaahh!!! Real Monsters
 * November 5 - U to U
 * December - Teacher to Teacher with Mr. Wizard
 * Acquired shows


 * February 14 - I Love Lucy
 * March 2 - Papa Beaver's Storytime
 * March 7 - The Alvin Show
 * April 4 - The Muppet Show
 * April 4 - Beetlejuice
 * June 6 - Gumby
 * June 6 - I Dream of Jeannie
 * July 2 - The Lucy-Desi Comedy Hour
 * September 3 - The White Shadow
 * October 3 - The Adventures of Tintin
 * November 6 - Taxi

Season premieres

 * June 6 - Legends of the Hidden Temple season 2
 * September 4 - The Adventures of Pete & Pete season 2
 * September 25 - Rocko's Modern Life season 2
 * October 1 - The Ren & Stimpy Show season 4

Series finales

 * January 2 - Doug ends after four seasons. The series would later be bought by The Walt Disney Company with its parent company Jumbo Pictures.
 * June 26 - Hillside ends after four seasons
 * October 1 - Clarissa Explains It All ends after five seasons
 * Nick Jr. Rocks

Series premieres

 * September 4 - Global GUTS
 * September 11 - Little Bear
 * October 1 - The pilot for Clarissa Now airs; however, it would not be picked up for a series
 * Acquired shows
 * January 13 - Bing! The Sound of Something New
 * February 12
 * The Brady Brides
 * The Brady Bunch
 * The Brady Kids
 * May 29 - Welcome Back, Kotter
 * June 30 - The Munsters
 * July 3 - The Busy World of Richard Scarry
 * July 3 - Alvin and the Chipmunks
 * September 9 - Land of the Lost (1991)
 * September 12 - Rupert
 * September 16 - H.R. Pufnstuf
 * September 16 - Land of the Lost (1974)
 * September 16 - Sigmund and the Sea Monsters
 * September 16 - The World of Sid and Marty Krofft
 * September 16 - Electra Woman and Dyna Girl
 * September 16 - The Bugaloos
 * September 16 - Lidsville
 * September 25 - Tiny Toon Adventures
 * November 6 - The Adventures of Timmy the Tooth
 * December 18 - The Honeymooners
 * December 22 - The Andy Williams Show

Season premieres

 * March 18 - The Ren & Stimpy Show, season 5
 * September 4 - Nickelodeon GUTS is renamed Global GUTS for its fourth and final season
 * October 1 - The Adventures of Pete & Pete season 3
 * October 7
 * All That season 2
 * Are You Afraid of the Dark?, season 5
 * October 14 - The Secret World of Alex Mack, season 2
 * October 22 - Rocko's Modern Life, season 3
 * October 28 - Aaahh!!! Real Monsters, season 2
 * November 6 - Legends of the Hidden Temple, season 3

Series finales

 * My Brother and Me, 1 season
 * The Ren & Stimpy Show, 5 season

Specials

 * The Weinerville Chanukah Special

Series premieres

 * Original shows
 * March 2 - Space Cases
 * March 16 - The Mystery Files of Shelby Woo
 * June 8 - Nickelodeon Sports Theater with Shaquille O'Neal
 * August 17 - Kenan & Kel
 * September 8 - Blue's Clues
 * October 7 - Hey Arnold!
 * October 11 - KaBlam!
 * Acquired shows (premieres)
 * March 31 - The New Adventures Of Sonic The Hedgehog (Season 1)
 * October 13 - The Wubbulous World of Dr. Seuss
 * Acquired shows (reruns)
 * February 14
 * Here's Lucy
 * Life with Lucy
 * March 26 - The Phil Silvers Show
 * April 29
 * Love, American Style
 * The Addams Family
 * That Girl
 * Hogan's Heroes
 * The Ed Sullivan Show
 * The Sonny and Cher Show
 * Hill Street Blues
 * Time Elephant (aka Desilu Playhouse)
 * St. Elsewhere
 * My Mother the Car
 * Petticoat Junction
 * Gunsmoke
 * Mannix
 * Honey West
 * May 10 - Rhoda
 * May 12
 * The Betty White Show
 * Phyllis
 * June 3 - The Odd Couple
 * June 8 - Cannon
 * September 9 - Happy Days
 * November 2 - Ship to Shore

Season premieres

 * July 8 - Rocko's Modern Life season 4
 * September 9 - The New Adventures Of Sonic The Hedgehog Season 2
 * September 15 - Aaahh!!! Real Monsters season 3
 * October 8 - The Secret World of Alex Mack season 3
 * November 16 - All That season 3

Series finales

 * January 27 - Roundhouse
 * March 22 - Legends of the Hidden Temple
 * May 1 - Allegra's Window
 * October 27 - Welcome Freshmen
 * November 24 - Rocko's Modern Life
 * December 28 - The Adventures of Pete & Pete
 * Lassie

Specials

 * Sonic's Halloween
 * Sonic's Christmas

Series premieres

 * Original shows
 * April 19 - The Angry Beavers
 * July 7 - Figure It Out
 * November 8 - The Journey of Allen Strange
 * Acquired shows
 * January 24 - Room 222
 * March 17 - Newhart
 * March 18 - Bob (1992)
 * April 29
 * The Dean Martin Show
 * The Flip Wilson Show
 * July 2 - Brooklyn Bridge (1991)
 * July 4 - Have Gun, Will Travel
 * September 15 - Garfield and Friends
 * October 13 - The Wonder Years

Season premieres

 * September 13 - Aaahh!!! Real Monsters season 4
 * September 21 - The New Adventures Of Sonic The Hedgehog Season 3
 * September 21 - Hey Arnold! season 2
 * November 3 - Blue's Clues season 2
 * November 15 - All That season 4

Series finales

 * December 6 - Aaahh!!! Real Monsters

Specials

 * Sonic's New Years Bash
 * Sonic's Valentines
 * Sonic's Boo To You Too
 * Sonic's Thanksgiving
 * Sonic's Star Of Christmas

Series premieres

 * Original shows
 * February 2 - Binyah Binyah
 * April 4 - CatDog
 * June 28 - The pilot for Bus No. 9 airs
 * July 19 - Oh Yeah! Cartoons
 * August 8 - You're On!
 * September 1
 * Cousin Skeeter
 * The Wild Thornberrys
 * Acquired shows (premieres)
 * September 4 - Animorphs
 * Acquired shows (reruns)
 * January 23 - You're on Nickelodeon, Charlie Brown
 * February 2
 * The Arsenio Hall Show
 * Julia
 * Sanford and Son
 * June 22 - The Little Twins
 * July 6 - Laverne and Shirley
 * October 12 - All in the Family
 * December 13 - Renford Rejects

Season premieres

 * August 31 - Hey Arnold!, season 3
 * August 4 - KaBlam!, season 3
 * September 6 - The Mystery Files of Shelby Woo, season 4
 * September 7 - The New New Adventures Of Sonic The Hedgehog season 4
 * October 10 - Kenan & Kel, season 3
 * December 12 - All That, season 5

Series finales

 * January 9 - Gullah Gullah Island
 * January 9 - The Secret World of Alex Mack
 * October 25 - The Mystery Files of Shelby Woo

Series premieres

 * February 11 - Maisy premieres on Nick Jr., before it was moved to Noggin in 2001.
 * May 1 - SpongeBob SquarePants premieres after the Kids' Choice Awards; it would begin regularly airing on July 17th.
 * August 16 - Rocket Power premiers in primetime.
 * September 6 - Ace Ventura: Pet Detective
 * October 16 - 100 Deeds for Eddie McDowd and The Amanda Show debut on an revamped SNICK, entitled SNICK House.
 * November 28 - Little Bill premieres in primetime.
 * December 31 - ChalkZone premieres its first episode as part of the Nick New Year's block, but the rest of the first season would be delayed to 2002.
 * Acquired shows (premieres)
 * January 11 - Franklin
 * January 16 - The Brothers Flub, an animated series by SunBrow Animation, starts its run on Sunday mornings.
 * February 8 - Kipper premieres on Nick Jr., before it was moved to Noggin in 2001.
 * Acquired shows (reruns)
 * January 25 - The Jeffersons
 * January 30 - The Sports Illustrated for Kids Show
 * June 6 - The Phred On Your Head Show
 * June 7 - Leave It to Beaver
 * July 5 - WKRP in Cincinnati
 * October 18 - Maude

Season premieres

 * February 6 - The revival of Are You Afraid of the Dark? premieres.
 * November 27 - Season 6, what originally was the final season for All That, begins its run.

Series finales

 * January 25 - The New Adventures Of Sonic The Hedgehog four Seasons
 * December 12 - Figure It Out, four seasons
 * You're On, one season

Specials

 * The New Adventures Of Sonic The Hedgehog - Frank And Andrea's Wedding (January 29)
 * The New Adventures Of Sonic The Hedgehog - Frank And Andrea's Newest Baby (February 2)
 * The Off-Beats' Valentines
 * The Henry And June Show

Mini-Movies

 * Sonic & Pikachu's Vacation At Michigan's Adventure (October 1)

Series premieres

 * Original shows
 * January 22 - Double Dare 2000
 * March 11 - Caitlin's Way
 * June 5 - Maggie and the Ferocious Beast
 * July 23 - The Brothers Garcia
 * August 14 - Dora the Explorer
 * October 7 - Noah Knows Best
 * October 24 - Pelswick
 * October 25 - As Told by Ginger
 * Acquired shows
 * January 24 - The Beverly Hillbillies
 * February 7 - Pokemon (Season 1)
 * March 28 - Ghostwriter
 * March 29 - Cro
 * April 30 - A Walk in Your Shoes
 * June 4 - Gilligan's Island
 * June 5 - Shining Time Station
 * June 5 - Mickey Mouse Works
 * July 3 - The Andy Griffith Show
 * July 7 - Head of the Class
 * July 14 - Perfect Strangers
 * September 4
 * Bill Nye, the Science Guy
 * Pinky and the Brain
 * The Facts of Life
 * 3-2-1 Contact
 * October 15 - Three's Company

Series finales

 * January 15 - KaBlam!
 * April 23 - The Journey of Allen Strange
 * July 15 - Kenan & Kel, All That
 * August 25 - Mr. Wizard's World
 * November 10 - Double Dare 2000

Series premieres

 * Original shows
 * January 14 - Taina
 * March 30
 * The Fairly OddParents
 * Invader Zim
 * June 17 - TEENick In Concert
 * August 20 - Oswald
 * September 16 - Sponk!
 * November 18 - Action League Now! (series)
 * Acquired shows (reruns)
 * January 15 - Bob the Builder
 * February 2 - Roc
 * March 4 - Diff'rent Strokes
 * March 5 - Silver Spoons
 * March 7 - ALF
 * March 8 - 227
 * March 9 - Big Kids
 * March 9 - Square Pegs
 * March 18 - Hangin' With Mr. Cooper
 * May 2 - On the Team
 * September 3 - Animaniacs
 * September 23 - Family Ties
 * October 7 - Cheers
 * November 9 - Butt-Ugly Martians
 * December 26 - Kids Say the Darndest Things

Season premieres

 * October 5 - SpongeBob SquarePants, season 3
 * December 12 - The Fairly OddParents, season 2

Series finales

 * January 6 - Noah Knows Best, one season
 * May 19 - Cousin Skeeter
 * June 15 - Oh Yeah! Cartoons, four seasons
 * November 11 - The Angry Beavers, four seasons

Specials

 * April 21 - Leading up to both the 2001 Kids' Choice Awards and its tenth anniversary Nick airs Decade of Diapers, a marathon of the top 10 greatest Rugrats episodes as voted on Nick.com
 * July 21 - Rugrats celebrates its 10th anniversary with the premiere of the hour-length special episode "All Growed Up". The special's premiere is followed up with the half-hour 10th anniversary retrospective documentary Still Babies After All These Years.

Pilots

 * unknown date - LazyTown

Series premieres

 * Original shows
 * January 19 - The Nick Cannon Show
 * March 22 - ChalkZone
 * April 1 - ​​FeetFace And Play With Me Sesame
 * July 20 - The Adventures of Jimmy Neutron: Boy Genius airs its first episode following an expositional transition special. The series would begin regularly airing on September 6th.
 * August 25 - Nickelodeon Robot Wars
 * August 26 - Max & Ruby
 * October 27 - Scaredy Camp
 * Acquired shows
 * February 4 - Pokemon (Season 2)
 * February 24 - Inside TV Land
 * March 4 - The Cosby Show
 * April 1- Buzz Lightyear Of Star Command (TV Series)
 * April 28 - Batman (1966)
 * June 2 - Splash TV
 * July 29 - Wild and Crazy Kids (2002)
 * August 16 - Charles in Charge
 * August 25 - Speed Racer X
 * September 28 - Coach
 * October 13 - Super Duper Sumos
 * November 10 - Clueless
 * November 17 - Men in Black: The Series
 * November 26 - Carol Burnett and Friends

Season premieres

 * January 19
 * All That season 7 (relaunch)
 * The Amanda Show season 3
 * March 11 - Dora the Explorer season 2
 * March 22 - SpongeBob SquarePants season 3
 * April 30 - Blue's Clues season 5
 * September 21
 * All That season 8
 * The Nick Cannon Show season 2

Series finales

 * February 10 - Action League Now! (series)
 * September 21st - The Amanda Show
 * May 11th - Taina

Season finales

 * October 5 - Rugrats season 9

Programming blocks

 * July 26 - Friday Night Nicktoons premieres.
 * September 14 - Nick on CBS begins airing on CBS

Series premieres

 * Original shows
 * April 7
 * Moose and Zee
 * Oobi
 * Tweenies
 * Miffy
 * April 12 - All Grown Up! premieres as the Kids' Choice Awards leadout; though the series would officially premiere in November.
 * August 1 - My Life as a Teenage Robot
 * August 3 - Degrassi: The Next Generation
 * September 13 - Romeo!
 * November 9 - Yakkity Yak
 * Acquired shows
 * March 31 - Wings
 * August 10 - Girls v. Boys
 * August 17 - Radio Free Roscoe
 * August 24 - Real Access
 * September 2 - Rubbadubbers
 * September 22 - Roseanne
 * September 28 - Sabrina, the Teenage Witch
 * October 6 - Full House

Season premieres

 * February 3 - The Wild Thornberrys season 5 (final)
 * May 30 - ChalkZone season 2
 * August 9 - As Told by Ginger season 3 (final)
 * August 26 - Dora the Explorer season 3
 * August 30 - All That season 9
 * September 19 - The Adventures of Jimmy Neutron: Boy Genius season 2

Series finales

 * February 15 - The Nick Cannon Show
 * June 2 - Little Bear
 * September 19 - Oswald

Specials

 * April 25 - The Adventures of Jimmy Neutron: "The Eggpire Strikes Back"
 * August 17 - Nickelodeon Magazine's Big 10 Birthday Bash
 * October 13 - The Adventures of Jimmy Neutron: "Operation: Rescue Jet Fusion"

Made-for-TV Movies

 * February 23 - Maniac Magee
 * July 12 - The Fairly OddParents: Abra-Catastrophe!
 * February 3 - The Electric Piper

Series premieres

 * January 11 - Drake & Josh
 * January 18 - Whoopi's Littleburg
 * January 25 - Angela Anaconda
 * April 3 - Danny Phantom premieres after the 2004 Kids' Choice Awards
 * June 14 - Who's the Boss?
 * June 20 - Fatherhood
 * August 2 - Blue's Room
 * August 16 - LazyTown
 * September 7 - Miss Spider's Sunny Patch Friends
 * September 12 - Ned's Declassified School Survival Guide and Unfabulous
 * September 13 - The Fresh Prince of Bel-Air
 * October 11 - The Backyardigans
 * November 29 - Family Faceoff: Hollywood

Season premieres

 * September 24 - Dora the Explorer season 4
 * November 11 - The Adventures of Jimmy Neutron: Boy Genius season 3

Series finales

 * February 6 - Little Bill
 * June 8 - Rugrats and Hey Arnold!
 * June 11 - The Wild Thornberrys
 * July 30 - Rocket Power
 * August 8 - The Brothers Garcia

Programming blocks

 * August 28 - SNICK ends.
 * Friday Night Nicktoons ends.

Specials

 * May 7 - The Jimmy Timmy Power Hour
 * August 6 - ChalkZone: The Big Blow Up

International series

 * September - Hi-5 premiered on Nickelodeon during Nick Jr. in Australia.
 * Hi-5: Series 3 premiered on Nickelodeon in the Philippines.

Made-For-TV Movies

 * July 9 - The Adventures of Jimmy Neutron: Boy Genius: "Win, Lose and Kaboom!"
 * July 23 - The Fairly OddParents: "Channel Chasers"

Specials

 * April 23 - Nickelodeon's All That 10th Anniversary Reunion Special, hosted by Frankie Muniz

Series premieres

 * Original shows
 * January 9 - Zoey 101
 * February 21 - Avatar: The Last Airbender
 * May 16 - Martin Mystery
 * July 9 - Catscratch
 * September 6 - Go, Diego, Go!
 * September 12 - Jack's Big Music Show
 * November 25 - The X's
 * December 18 - 6teen
 * Acquired shows
 * January 24 - Murphy Brown
 * February 7 - My Dad the Rockstar
 * March 29 - Chasing Farrah
 * June 21 - Growing Pains
 * June 21 - Moonlighting
 * June 22
 * Kate and Allie
 * Benson
 * June 23 - Night Court
 * July 23 - The Jeff Foxworthy Show
 * August 2 - Hi-Jinks

Season premieres

 * January 24 - My Life as a Teenage Robot season 2
 * February 16 - The Fairly OddParents season 5
 * April 2 - Drake & Josh season 3
 * April 30 - All That season 10
 * May 6 - SpongeBob SquarePants season 4
 * June 10 - Danny Phantom season 2
 * September 10 - Zoey 101 season 2

Series finales

 * June 15 - CatDog
 * October 22 - All That 10 seasons.

International series

 * July - Hi-5: Series 6 premiered on Nick Jr. in Australia.
 * Hi-5: Series 4 premiered on Nickelodeon in Philippines.

Series premieres

 * March 3 - Wonder Pets
 * April 4 - Search for the Funniest Mom in America
 * April 9 - Just for Kicks
 * April 10 - Pinky Dinky Doo premiered on Noggin
 * April 10 - Mad About You
 * April 30 - Let's Just Play: Go Healthy Challenge
 * July 17 - NewsRadio
 * July 19 - A Different World
 * August 20 - Kappa Mikey
 * August 20 - Shuriken School
 * August 28 - Wow! Wow! Wubbzy!
 * September 22 - Mr. Meaty
 * October 2 - Designing Women
 * October 13 - The Upside Down Show premiered on Nick Jr.
 * December 22 - Toot and Puddle

Series finales

 * August 6 - Blue's Clues, six seasons
 * August 13 - Just for Kicks, one season
 * August 19 - Invader Zim, two seasons (cancelled on January 17, 2002, although the final unaired episode aired on Nicktoons Network on this date)
 * November 14 - As Told By Ginger, three seasons
 * November 25 - The Adventures of Jimmy Neutron: Boy Genius, three seasons
 * December 13 - The X's, one season

Season premieres

 * March 3, 2006 - Avatar: The Last Airbender season two
 * September 24, 2006 - Drake & Josh season four
 * September 24, 2006 - Zoey 101 season three
 * September 24, 2006 - Ned's Declassified School Survival Guide season three
 * October 9, 2006 - Danny Phantom season three

Specials

 * January 16 - Jimmy Timmy Power Hour 2: When Nerds Collide!
 * May 19 - Fairy Idol
 * July 21 - Jimmy Timmy Power Hour 3: The Jerkinators!

International series

 * July - Hi-5: Series 7 premiered on Nick Jr. in Australia.
 * October 16 - The Upside Down Show premiered on Nick Jr. in October 16, 2006 in Australia.

Series premieres

 * January 7 - Just Jordan
 * February 3 - The Naked Brothers Band
 * February 19 - El Tigre: The Adventures of Manny Rivera
 * April 30 - America's Funnies Home Videos
 * June 25 - Wayside
 * August 20 - Yo Gabba Gabba!
 * August 31 - Tak and the Power of Juju
 * September 3 - Home Improvement
 * September 8 - iCarly
 * September 10 - George Lopez
 * September 29 - Back at the Barnyard
 * October 14 - Edgar and Ellen

Series finales

 * February 10 - Catscratch
 * June 9 - Ned's Declassified School Survival Guide, three seasons
 * August 24 - Danny Phantom, three seasons
 * September 16 - Drake & Josh, four seasons
 * December 16 - Unfabulous, three seasons

International series

 * July - Hi-5: Series 8 premiered on Nick Jr.
 * October - The Upside Down Show premiered on Nick Jr.

Series premieres

 * February 7 - Ni Hao, Kai-Lan
 * March 14 - H2O: Just Add Water
 * March 29 - Dance on Sunset
 * April 26 - The Mighty B!
 * September 15 - My Family's Got GUTS
 * October 4 - Making Fiends on Nicktoons Network
 * November 8 - True Jackson, VP
 * November 16 - Rugrats: Pre-School Daze
 * December 6 - Random! Cartoons on Nicktoons Network
 * Acquired shows (premieres)
 * September 1 - Ricky Sprocket: Showbiz Boy on Nicktoons Network
 * April 27 - Speed Racer: The Next Generation
 * November 28 - The Penguins of Madagascar (sneak peek)
 * Acquired shows (reruns)
 * June 29 - Family Matters
 * July 11 - Queen Bees
 * July 11 - Student Body

Season premieres

 * January 21 - The Naked Brothers Band season 2
 * January 27 - Zoey 101 season 4
 * February 18 - The Fairly OddParents season 6 (first post-revival)
 * March 3 - SpongeBob SquarePants season 6
 * September 2, 2008 - Wow! Wow! Wubbzy! season 2
 * September 27 - iCarly season 2
 * October 4 - My Life as a Teenage Robot season 3 on Nicktoons
 * October 18 - The Naked Brothers Band season 3

Specials

 * February 18 - The Fairly OddParents: "Fairly Odd Baby"
 * July 16 - Avatar: The Last Airbender: "The Boiling Rock"
 * July 19 - Avatar: The Last Airbender: "Sozin's Comet"

Series finales

 * April 5 - Just Jordan
 * May 2 - Zoey 101, four seasons
 * July 19 - Avatar: The Last Airbender, three seasons
 * August 17 - All Grown Up, five seasons
 * August 23 - ChalkZone, four seasons
 * September 13 - El Tigre: The Adventures of Manny Rivera
 * September 20 - Kappa Mikey, two seasons

International series

 * July - Hi-5: Series 9 premiered on Nick Jr.