
Dean DeBlois
Biography
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.
Known For

Film
How to Train Your Dragon
Viking (uncredited)
2025

Film
Floyd Norman: An Animated Life
Himself
2016

Film
Soaring to Life: The Making of How to Train Your Dragon
Self
2025

Film
The Story Room: The Making of 'Lilo & Stitch'
Self
2004

Film
Where No One Goes: The Making of How to Train Your Dragon 2
Himself
2015

Film
How to Train Your Dragon: The Technical Artistry of Dragon
Self
2010
Filmography
2025FilmSoaring to Life: The Making of How to Train Your Dragonas Self2025FilmHow to Train Your Dragonas Viking (uncredited)2016FilmFloyd Norman: An Animated Lifeas Himself2015FilmWhere No One Goes: The Making of How to Train Your Dragon 2as Himself2010FilmHow to Train Your Dragon: The Technical Artistry of Dragonas Self2004FilmThe Story Room: The Making of 'Lilo & Stitch'as Self