Eva Christensen is an American voice actress known for her work in English dubs of anime series and video games. She is also credited under the names Eva Kaminsky and Helena Christiansen. Her career in voice acting has been active since at least 2002.

Christensen's body of work is extensive, with many of her roles originating from her association with dubbing studios like 4Kids Entertainment and NYAV Post. She has voiced a wide array of characters across different genres. Her notable roles include providing the voices for multiple characters in the Queen's Blade franchise; she voiced Cattleya and her son Lana in Queen's Blade: The Exiled Virgin and Queen's Blade 2: The Evil Eye, as well as the character Tarnyang in Queen's Blade: Rebellion. In the OVA series Giant Robo: The Animation, she voiced the character Ginrei, a role she reprised in the Gin Rei special. She also voiced Kukuri Shirayama in the series Shrine of the Morning Mist. Her other anime credits include roles in One Piece (as Ms. New Year's Eve), Slayers (as Nama), Yu-Gi-Oh! Zexal (as Dextra), Magical Witch Punie-chan (as Esmeralda), and the Star Wars: Visions anthology.

Beyond anime, Christensen had a significant role in the Pokémon anime series. She began voicing characters during the show's seventh season, working on the English dub produced by 4Kids Entertainment. Like many of her colleagues, she left the production when the dubbing was taken over by a different studio, but she later returned to voice the character Mitchell in an episode of the Diamond & Pearl series. Her other roles in western animation include voicing the character Viral in the 2003 Teenage Mutant Ninja Turtles series. She has also lent her voice to video games, such as Polly Panther in Gangstar Vegas.

Throughout her career, Christensen has frequently collaborated with a circle of other voice actors and dubbing directors. Her work has seen her appear alongside actors such as Sean Schemmel and Veronica Taylor in multiple projects. Her roles often involve portraying a diverse range of characters, from young boys like Lana in Queen's Blade to mature women like Cattleya and Dr. Kavita Rao in the Astonishing X-Men motion comic, demonstrating her versatility as a performer. Her contributions to the industry include being part of the dubbing casts for many anime series released in North America during the 2000s and 2010s.