Johanna Katrin Fridriksdottir is a medievalist and literary scholar. Her work is about Vikings, medieval Iceland and the reception of these in the modern era. She currently works at the National Library of Norway in Oslo, Norway.
She studied at universities in Reykjavik, Iceland, and Brighton, UK before completing her doctorate in medieval literature from the University of Oxford, UK in 2010. After holding research fellowships at the Arni Magnusson Institute for Icelandic Studies in Reykjavik, Iceland and at Harvard University, USA from 2010 to 2016, she was a lecturer at Yale University, USA from 2017 to 2019. Her publications include numerous articles, an edited volume and two books about medieval literature and manuscripts, and she has edited scholarly publications in the same fields.
She also works as a historical consultant for documentaries and feature films, including Robert Eggers' epic Viking film The Northman.