Antonia Sandrock, also credited as Antonia Elisa Sandrock, is a German actress and voice actor based in Hamburg. Born in 1997, she trained at the Schule für Schauspiel Hamburg from 2016 to 2019 and has since built a career spanning theater, film, and voice acting. Her early stage work included performances at venues such as the St. Pauli Theater and Lichthof Theater in Hamburg.

In the realm of voice acting, Sandrock provides the German voice for the character Laios in the 2022 anime series The Dawn of the Witch. This credit is part of a broader body of dubbing work that includes roles in various productions for platforms like Netflix. Her other voice credits include the role of Adeline in the animated series Hilda, Marley Dias in the Netflix series Lesezeichen - Eine Hommage an schwarze Stimmen, and a small role in the television film Ich bin Alle. She has also dubbed characters in live-action productions, such as Laura in the film The Wolf of Snow Hollow.

Beyond voice work, Sandrock is active as a screen actress. Her on-camera credits include roles in the feature film Grump, directed by Mika Kaurismäki, and various short and educational films. She continues to perform in theater productions in the Hamburg area.