Emma Cifuentes is a Spanish dubbing actress and voice-over artist known for her work in film, television, and video games. Born in Madrid in 1979, she originally studied geography before shifting her focus to the performing arts. She trained at the Laboratorio de William Layton in Madrid and took singing lessons to improve her vocal technique. Cifuentes began her dubbing career around 2008.

In the realm of anime and animation, Cifuentes is known for her work in the Pokémon franchise. She provided the voice for Mewtwo in the European Spanish dub of the film Pokémon Detective Pikachu. For this particular production of Detective Pikachu, the character of Mewtwo was portrayed using a voice effect that blended two vocal performances. Cifuentes provided one of these voices, working alongside fellow actor Pablo Irles to create the character's unique androgynous sound. In the same film, she also voiced the character of the TV Announcer.

Beyond anime, Cifuentes has had a significant career in voice-over and dubbing for various media. Since 2011, she has been the official corporate voice of the Spanish television channel Divinity, and later extended her role to include all Mediaset España channels, including Telecinco and Cuatro. Her voice has also been featured in numerous international advertising campaigns for brands such as FedEx, Vodafone, and Ikea.

Cifuentes has contributed her voice to several major video game franchises, including Cyberpunk, Anthem, Far Cry, Call of Duty, and Assassin's Creed. She has also worked as a narrator for audiobooks and podcasts. Notably, she is a regular collaborator on the true crime and fiction podcast Negra y Criminal produced by La Sonora Podcast, where she has worked on series covering cases such as the Columbine High School massacre.