This is a list of notable events, premieres, releases, cancellations, series endings, and other business ventures for Nickelodeon in 2019.
Shows
Series premieres
Season premieres
- PAW Patrol, season 6
- SpongeBob SquarePants, season 12
- The Loud House, season 4
- Knight Squad, Season 2
- Hunter Street, Season 3
- The Dude Perfect Show, Season 3
Movies
Theatrical
- March 15 - Wonder Park
- August 2 – Dora the Explorer
- October 11 - Are You Afraid of the Dark?
Comics
- March 19 - Avatar: The Last Airbender - Team Avatar Tales
- April 30 - The Loud House #6: Loud and Proud
- May 21 - The Legend of Korra: Ruins of the Empire, Part One
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