How to Train Your Dragon Wiki
How to Train Your Dragon Wiki

Jónsi, full name Jon Thor Birgisson, is the guitarist and vocalist for the Icelandic post-rock band Sigur Rós. He wrote and performed the end credit music for all three How to Train Your Dragon movies, along with the third film's "The Hidden World", and co-wrote the second film's "For the Dancing and the Dreaming"[1].


Jónsi began his music career in earnest at the age of 13 years old, when he learned to play his first song on the guitar. His public music career began in 1992, and in he joined Sigur Rós as singer and guitarist. The group took a hiatus in 2010, but became active again in 2012. In addition to work with Sigur Rós, Jonsi has performed solo, and also collaborated with his partner, Alex Sommers.

Most Popular Music

According to Spotify, Jónsi's top 5 most popular pieces are:

  1. Where No One Goes - How to Train Your Dragon 2 Soundtrack
  2. We Bought A Zoo - 'We Bought a Zoo' Soundtrack (2011)
  3. Sticks and Stones - How to Train Your Dragon Soundtrack
  4. Go Do - Go (2010)
  5. Why Not? - 'We Bought A Zoo' Soundtrack (2011)

DreamWorks Dragons Franchise Discography

Year Film Songs
2010 How to Train Your Dragon "Sticks and Stones"
2014 How to Train Your Dragon 2 "For the Dancing and the Dreaming"
"Where No One Goes"
2019 How to Train Your Dragon: The Hidden World "Together From Afar"
"The Hidden World"


  • Jónsi composed "Sticks and Stones" on a flight home to Iceland from London, and finished it in his kitchen once he was home.
  • He is blind in one eye[2].
  • He is a countertenor, meaning he is able to reach incredibly high notes with his voice, giving him his characteristic sound.


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