Katharina Mückstein (born 1982) is an Austrian film director, screenwriter and producer. Narrative films Mückstein has written and directed include the short film The Reunion (2009), and the feature films Talea (2013), and L'Animale (2018). She also wrote and produced the documentaries Three Farmers and A Son (2016), and Animals and Other People (2017). She won the Austrian Film Award for Best Documentary for Three Farmers and A Son in 2017. In 2020, Mückstein directed the TV film Blind ermittelt – Zerstörte Träume. She also directed its two sequels released in 2022: Blind ermittelt – Tod im Prater, and Blind ermittelt – Die nackte Kaiserin. In 2023, Mückstein directed Feminism WTF, a documentary on feminism and gender equality.