David Mar Stefansson
Icelandic screenwriter and producer (born 1991)
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David Mar Stefansson (Icelandic: Davíð Már Stefánsson; born October 29, 1991) is an Icelandic screenwriter and producer, best known for Katla (2021) and Trapped (2022).[1][2]
David Mar Stefansson | |
|---|---|
| Born | October 29, 1991 |
| Occupation | Screenwriter · producer |
| Nationality | Iceland |
| Education | University of Iceland (BA) Columbia University (MFA) |
| Years active | 2018-present |
Early life and education
Stefansson was born in Lund, Sweden, the son of sociologist Guðbjörg Linda Rafnsdóttir and economist Stefán Jóhann Stefánsson. Growing up in Reykjavík, Iceland, Stefansson attended the University of Iceland where he studied philosophy and creative writing, receiving a BA in 2015. Moving to New York City, Stefansson received an MFA in screenwriting from Columbia University in 2019.[3]
Career
Starting out as a journalist for Morgunblaðið, Stefansson wrote several short films before making his television debut with the miniseries Katla (2021) for Baltasar Kormákur and Netflix, writing four of the eight episodes.[4][5] Continuing his collaboration with Baltasar Kormákur and Netflix, Stefansson also wrote for the third season of Trapped (2022).[6] His recent projects include writing the third season of Gangs of London (2020-) for AMC+ and Sky Atlantic, as well as the historical miniseries King & Conqueror (2025) for BBC and CBS.[7][8]
In addition to his writing, Stefansson has contributed to the academic field as a screenwriting lecturer at the Iceland University of the Arts, the Icelandic Film School, and Columbia University School of the Arts.[9]
Filmography
Television
| Year | Title | Writer | Notes | Ref. |
|---|---|---|---|---|
| 2021 | Katla | Yes | Miniseries; 4 episodes
Also story |
[10] |
| 2022 | Trapped | Yes | 2 episodes | [11] |
| 2025 | Gangs of London | Yes | 1 episode | [12] |
| 2025 | King & Conqueror | Yes | Miniseries; 2 episodes
Also associate producer |
[13] |