Dean Allan DeBlois (/dəˈblwɑː/ də-BLWAH; born June 7, 1970) is a Canadian filmmaker and writer. He is best known for writing and directing the Oscar-nominated animated feature films Lilo & Stitch for Walt Disney Animation Studios (with Chris Sanders), the How to Train Your Dragon film trilogy for DreamWorks Animation (the first film also with Sanders), and directing the documentary Heima about the Icelandic band Sigur Rós.
2027How to Train Your Dragon 2MovieProducer · Director · Writer
2025Epic Ride: The Story of Universal Theme ParksTV showas Himself · 3 episodes2025How to Train Your DragonMovieas Viking (uncredited) · Producer · Director · Writer
2025Soaring to Life: The Making of How to Train Your DragonMovieas Self2025Lilo & StitchMovieOriginal Film Writer2024The Wild RobotMovieExecutive Producer2023NimonaMovieThanks
2022TenMovieDirector of Photography · Director2019How to Train Your Dragon: The Hidden WorldMovieDirector · Executive Producer · Writer2018The Other Side of the WindMovieCo-Producer2017The Boss BabyMovieThanks
2016Floyd Norman: An Animated LifeMovieas Himself2015Dragons: Race to the EdgeTV showCreator
2015Where No One Goes: The Making of How to Train Your Dragon 2Movieas Himself · Executive Producer2014How to Train Your Dragon 2MovieDirector · Writer · Executive Producer2011Dragons: Gift of the Night FuryMovieExecutive Producer
2010Jónsi - Go LiveMovieDirector
2010How to Train Your Dragon: The Technical Artistry of DragonMovieas Self
2010Jónsi: Go QuietMovieDirector · Camera Operator2010How to Train Your DragonMovieScreenplay · Director2007HeimaMovieDirector2006Leroy & StitchMovieCharacters2005The Origin of StitchMovieCharacters2005Lilo & Stitch 2: Stitch Has a GlitchMovieCharacters
2004The Story Room: The Making of 'Lilo & Stitch'Movieas Self2003Lilo & Stitch: The SeriesTV showCharacters · Creator · 67 episodes2003Stitch! The MovieMovieCharacters2002Lilo & StitchMovieDirector · Writer2001Atlantis: The Lost EmpireMovieStory Artist1998MulanMovieStory