This is a list of notable events, premieres, releases, series cancellations and endings and other business ventures for Nickelodeon in the year 2012.
Shows
Series premieres
- February 3 - Mike the Knight
- February 4 - How to Rock
- February 13 - Franklin and Friends
- February 18 - Power Rangers Super Samurai
- February 20 - Fred: The Show after previewing on January 16
- February - Monsuno (Nicktoons)
- April 14 - The Legend of Korra
- May 1 - Yes, Dear
- May 12 - Wild Grinders (Nicktoons)
- June 11
- Figure It Out (2012) (technically seasons 5 and 6 of the original series)
- Hollywood Heights
- July 8 - The Soul Man
- July 17 - Splatalot!
- July 21 - You Gotta See This
- August 4 - Robot and Monster
- September 10 - Tickety Toc
- September 28 - Teenage Mutant Ninja Turtles
- October 6 - See Dad Run
- November 9 - Deadtime Stories
- November 24 - Marvin Marvin
- December 14 - Peter Rabbit
Season premieres
- January 9 - House of Anubis, season 2.
- January 15 - H2O: Just Add Water, season 4 on TeenNick
- January 28 - Victorious, season 3
- March 24 - iCarly, season 5
- May 6 - Winx Club, season 4
- May 12 - Big Time Rush, season 3
- June 11 - Figure It Out, season 5
- July 21 - SpongeBob SquarePants, season 9
- September 22 - Victorious, season 4
- October 23 - Life with Boys, season 2
Series finales
- August 4 - Fred: The Show
- November 23 - iCarly, five seasons
- December 8 - How to Rock
- March 1 - Moose and Zee
Specials
- February 12 - Why Do Ghouls Fall in Love?
- April 13 - Escape From Skull Shores
- May 19 - Victorious: "Tori Goes Platinum"
- June 9 - Bucket and Skinner's Epic Adventures: "Epic Break-Up"
- October 9 - Ghouls Rule
- November 23 - It's a SpongeBob Christmas!
- December 14 - Peter Rabbit's Christmas Tale
International series
- June 4 - Hi-5: Series 13 premiered on Nick Jr.
- September 22 - Oobi: Dasdasi premiered on IRIB.
Movies
Made-for-TV
- March 10 - Big Time Movie
- March 11 - Winx Club: The Secret of the Lost Kingdom
- July 28 - Fred 3: Camp Fred
- November 29 - A Fairly Odd Christmas
Theatrical
- October 26 - Fun Size
Books
- August 9 - Saved by the Shell!
- September 11 - The Sponge Who Saved Christmas
Video games
- March 6 - Nicktoons MLB (Nintendo 3DS)
Albums
- June 5 - Victorious 2.0: More Music From The Hit TV Show
- November 6 - Victorious 3.0: Even More Music From The Hit TV Show
Home video releases
Retail releases
- January 3 - SpongeBob SquarePants: SpongeBob's Frozen Face-Off
- January 10 - The Penguins of Madagascar: Operation: Blowhole
- January 31 - Hey Dude: Season 2
- February 7 - Rocko's Modern Life: Season 2
- February 14 - The Penguins of Madagascar: Operation: Get Ducky
- February 28 - The Angry Beavers: Season 3, Part 1
- March 20 - Hey Arnold!: Season 2, Part 1
- March 27 - CatDog: Season 1, Part 2
- April 3 - Danny Phantom: Season 2, Part 1
- April 24 - The Wild Thornberrys: Season 2, Part 2
- May 15
- Aaahh!!! Real Monsters: Season 2
- Victorious: The Complete Second Season
- June 5 - CatDog: Season 2, Part 1
- June 19 - Hey Dude: Season 3
- July 3 - Rocko's Modern Life: Season 3
- August 14
- The Angry Beavers: Season 3, Part 2
- The Fresh Beat Band: The Wizard of Song
- August 28
- Danny Phantom: Season 2, Part 2
- Nickelodeon Double Feature: Big Time Movie / Rags
- SpongeBob SquarePants: Ghoul Fools
- September 4 - Wow! Wow! Wubbzy!: Halloween Two-Pack
- September 11 - Aaahh!! Real Monsters: Season Three
- September 25 - CatDog: Season 2, Part 2
- October 30 - SpongeBob SquarePants: It's a SpongeBob Christmas!
- November 13
- SpongeBob SquarePants: The Complete 4th Season
- SpongeBob SquarePants: The Complete 5th Season
- SpongeBob SquarePants: The Complete 6th Season
Manufacture-on-demand releases
- February 7
- Gullah Gullah Island: Season 1
- Gullah Gullah Island: Season 2
- Gullah Gullah Island: Season 3
- Gullah Gullah Island: Season 4
- March 13
- The Amanda Show: The Best of Season 1
- The Amanda Show: The Complete Season 2
- The Best of The Amanda Show
- March 19 - The Amanda Show: The Complete Season 3
- April 25 - Nick News: Under the Influence: Kids of Alcoholics
- August 7 - Fanboy & Chum Chum: Season One
iTunes releases
- January 9
- Drake & Josh: Brotherly Bonding
- Team Umizoomi: Season Three
- Zoey 101: Peeps at PCA
- January 23
- Blues Clues: Play Pack
- The Fresh Beat Band: Play Pack
- Dora the Explorer: Play Pack
- Go, Diego, Go!: Play Pack
- How to Rock: Season One
- The Wonder Pets: Play Pack
- January 24 - House of Anubis: Volume Five
- January 30
- Are You Afraid of the Dark?: Volume Two
- FRED: The Show: Season One
- May 7 - Winx Club: The Power of Believix: Volume One
- June 25 - Winx Club: The Power of Believix: Volume Two
Nickelodeon character debuts
- The Legend of Korra: Korra, Mako, Bolin, Asami Sato, Tenzin, Lin Beifong
- Winx Club: Roxy
- Teenage Mutant Ninja Turtles: Leonardo, Donatello, Raphael, Michelangelo, Splinter, April O'Neil
- Note: This year marked the debut of the TMNT characters in a Nick-produced series, but the franchise debuted in 1984.
Character exits
- March 1 - Moose A. Moose and Zee
Behind the scenes
- March 23–April 18 - A Fairly Odd Christmas is filmed in Vancouver
People
- February 11 - Whitney Houston dies
- March 23 - Jim Duffy dies
- July 8 - Ernest Borgnine (voice of Mermaid Man) dies
- July 24 - Sherman Hemsley dies
- November 8 - Lucille Bliss (voice of Ms. Bitters) dies
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