Deva Marie Gregory is a voice actor based in Southern California who has built a career spanning over a decade in animation, video games, and audiobooks. She is a graduate of South Coast Repertory's Acting Intensive Program and The Second City, and she also has a background as a classically trained singer.

In anime voice acting, Gregory is known for her role as the chinchilla idol Manaka in the Netflix original series Aggretsuko, appearing in the third, fourth, and fifth seasons. She also voiced Alyssa Jones in the series ELEMON. Her other anime credits include roles in In/Spectre, where she provided the voice for the Black Komainu across multiple episodes, as well as a nurse and a police officer. She has also performed additional voices for Magia Record: Puella Magi Madoka Magica Side Story and had roles in the Sailor Moon SuperS dub.

Beyond anime, Gregory has an extensive portfolio in video game voice acting. She is recognized for her work as Flayn in multiple titles, including Fire Emblem: Three Houses, Fire Emblem Warriors: Three Hopes, and Fire Emblem Heroes. Her other notable game credits include Addie Fizzlebog and Meerah in World of Warcraft, Amanozako in Shin Megami Tensei V, the Eclipse Summoner Hel in SMITE, and a role in Final Fantasy VII Rebirth. She has also made her mark in children's animation, such as her Marvel debut voicing Trapster in Spidey and His Amazing Friends on Disney Channel.

Throughout her career, Gregory has collaborated on various projects with a recurring group of voice actors and studios, frequently working on English dubs for anime and video games produced for international audiences. Her achievements reflect a versatile career that spans multiple facets of performance, from stage acting at venues like the Chance Theater to lending her voice to major entertainment franchises.