Robert Knorr is a German voice actor and stage performer with a background in musical theatre. He is a trained actor, singer, and dancer, and has appeared in major musical productions such as Wicked - The Hexen von Oz and Kinky Boots.

In the field of anime and animation dubbing, Knorr has provided the German voice for a variety of characters. He is known for his role as the titular character Will in the German dub of the anime series The Faraway Paladin. He also voiced the character Luca in the 2019 CGI anime film Dragon Quest: Your Story. His other prominent anime roles include Colonel Eliott Leland in the Godzilla anime film trilogy, specifically in Godzilla: Planet of the Monsters and its sequels, and Manabu Kase in the series Noblesse.

Beyond the roles listed, Knorr's voice work in German dubs extends to other anime series, including characters in Sweet Reincarnation, So I'm a Spider, So What?, and The Ancient Magus' Bride. He has also lent his voice to non-anime productions, such as the role of Beast Boy in the series Titans and Josh in Blue's Clues & You!.