About Stefán Karl Stefánsson
July 10, 1979 - August 21, 2018
|Place of Birth||:||Hafnarfjörður, Iceland|
|Also Known As||:||Stefán Karl, Stefán Stefánsson|
|Imdb Profile||:||IMDB Profile|
From Wikipedia, the free encyclopedia Stefán Karl Stefánsson (10 July 1975 – 21 August 2018) was an Icelandic actor and singer, best known for portraying antagonist Robbie Rotten on the children's television series LazyTown.