Vittorio Alfieri is a German-Italian actor and voice actor born in 1961 in Bologna, Italy. He began his career in avant-garde theatre in Düsseldorf before moving into film, television, and voice work. While he has appeared as an on-screen actor in numerous German productions, most notably the long-running television series Wilsberg, his voice acting career encompasses a wide range of roles in animated series, films, and video games.

In the field of anime and animation dubbing, Alfieri is known for providing voices in several prominent series. He voiced the character Tenshinhan in the German dub of the classic anime series Dragon Ball. In the Fullmetal Alchemist franchise, he took on the role of Kain Fuery, appearing in the original 2003 series, the sequel film Fullmetal Alchemist: The Movie - Conqueror of Shamballa, and later in Fullmetal Alchemist: Brotherhood. Beyond anime, his voice work includes the character Rayman in the video game Rayman 3: Hoodlum Havoc. He also voiced SpongeBob SquarePants in the German versions of various SpongeBob video games.

Alfieri has worked with several other voice actors on multiple projects. One of his frequent collaborators is Fritz Rott, with whom he has worked on at least three titles. He has also contributed to radio dramas and audio productions for broadcasters such as WDR, ORF, and Rai. Among his notable achievements, he received a sponsorship award for performing arts from the city of Düsseldorf in 1993, and in 2011, he was part of the production that won a Bronze Medal at the New York Film and Television Festival for his work on the television film Wilsberg: Oh du tödliche….