Jóhann Gunnar Jóhannsson (* 19. September 1969 in Reykjavík, Island; † 9. Februar 2018 in Berlin, Deutschland) war ein isländischer Komponist und Filmemacher. ()
Jóhann Gunnar Jóhannsson was an Icelandic composer who wrote music for a wide array of media including theater, dance, television and films. His work is stylized by its blending of traditional orchestration with contemporary electronic elements.