Leonie Wesselow, born on April 7, 1998, in Buxtehude, is a German actress and voice artist who discovered her passion for acting at the age of eight and trained early at renowned institutions like the Stage School Hamburg and the Joop van den Ende Academy. She gained initial experience in theater productions at the Thalia Theater Hamburg and the Hamburgische Staatsoper, as well as in the youth series Das Haus Anubis. She became known for her lead role in the feature film Back for Good (2017), followed by appearances in the Netflix series How to Sell Drugs Online (Fast) as Fritzi (2019–2025), Tatort, Cortex (2020), and Ich dich auch! (2022–2024).