Stefán Karl Stefánsson
- Birth Date
- 7/10/1979 - 8/21/2018
- Birth Place
- Hafnarfjörður, Iceland
- Known For
- Acting
Stefán Karl Stefánsson (July 10, 1975 – August 21, 2018) was an Icelandic actor and singer, best known for portraying antagonist Robbie Rotten on the children's television series LazyTown.
