Rafi Guessous is a German actor and voice actor based in Berlin. He has an extensive career in dubbing, lending his voice to numerous characters in films and television series, as well as working in advertising, documentaries, and audiobooks. His voice work for animated series, particularly Japanese anime, forms a significant part of his professional profile.

Guessous is known for providing the German voice for the character Sekiguchi-kun in the long-running anime series Chibi Maruko-chan. This role is one of his notable contributions to the anime genre. His other prominent anime voice role is that of Auda in the series Mobile Suit Gundam Wing and its film adaptation, Mobile Suit Gundam Wing: Endless Waltz.

Beyond anime, his dubbing work includes a wide range of live-action television roles. He voiced Joel Luschek in the series Orange Is the New Black, Angelo DeStevens in Disjointed, and Detective Russell Clarke in Southland. He has also provided voices for characters in popular series such as King of Queens, The Dead Zone, and McLeods Töchter. In animation, his credits include roles in 44 Cats, VeggieTales, and Archibalds große Pläne.