Katrin Tanja Davidsdottir
- Compleanno:
- 05/10/1993
- Luogo di nascita:
- Reykjavík, Iceland:
 | 2018: The Ultimate Test (2021) Katrin Tanja Davidsdottir |
 | Resurgence (2021) |
 | The Fittest (2020) Herself |
 | The Redeemed and the Dominant: Fittest on Earth (2018) Herself |
 | Fittest on Earth: A Decade of Fitness (2017) |
 | Fittest on Earth: The Story of the 2015 Reebok CrossFit Games (2016) Herself |
 | Reebok Crossfit Games: The Fittest on Earth 2014 (2015) Herself |