
Director
Dean DeBlois
Born 1970 · Brockville, Ontario, Canada
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.
Directed

How to Train Your Dragon
Director · 2010

How to Train Your Dragon 2
Director · 2014

How to Train Your Dragon: The Hidden World
Director · 2019

Lilo & Stitch
Director · 2002

How to Train Your Dragon
Director · 2025

Heima
Director · 2007

The Story Room: The Making of 'Lilo & Stitch'
Director · 2004

Jónsi: Go Quiet
Director · 2010

How to Train Your Dragon 2
Director · 2027

Ten
Director · 2022
Acting

How to Train Your Dragon
Viking (uncredited) · 2025

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

Floyd Norman: An Animated Life
Himself · 2016

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

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

How to Train Your Dragon: The Technical Artistry of Dragon
Self · 2010
Writing

How to Train Your Dragon
Screenplay · 2010

How to Train Your Dragon 2
Writer · 2014

How to Train Your Dragon: The Hidden World
Writer · 2019

Lilo & Stitch
Writer · 2002

How to Train Your Dragon
Writer · 2025

Atlantis: The Lost Empire
Story Artist · 2001

Lilo & Stitch
Original Film Writer · 2025

Lilo & Stitch 2: Stitch Has a Glitch
Characters · 2005

Stitch! The Movie
Characters · 2003

Leroy & Stitch
Characters · 2006

The Origin of Stitch
Characters · 2005

How to Train Your Dragon 2
Writer · 2027