Mami Kameoka, born January 27, 1980, in Aichi Prefecture, Japan, is a Japanese voice actress. She has type O blood and is approximately 154 centimeters tall. Kameoka is affiliated with the talent agency Kenyu Office, which lists her on its official roster of voice talent.

Kameoka has been active in the voice acting industry since the 2000s, with her career spanning a wide range of anime television series and video games. She is perhaps best known for her role as Hiroko Okubo, nicknamed Deebu, in the sports drama and romance anime Cross Game. In that series, she voiced the kind-hearted and hardworking manager of the Seishu Gakuen prefab team, a character noted for being humble and a former foreign exchange student.

Beyond Cross Game, her anime voice credits include several significant supporting roles. She is recognized for voicing Agito in the Magical Girl Lyrical Nanoha series, a character that appears in both Magical Girl Lyrical Nanoha StrikerS and Magical Girl Lyrical Nanoha ViVid. Kameoka also played the role of Bashoku Youjou in the long-running martial arts action series Ikkitousen, specifically in the season Ikkitousen: Xtreme Xecutor. Her other anime work includes a part as the mother of the protagonist Sakuta Azusagawa in the popular series Rascal Does Not Dream of Bunny Girl Senpai, as well as appearances in shows like Shangri-La, Phantom: Requiem for the Phantom, and Tokyo Magnitude 8.0.

In addition to her Japanese animation work, Kameoka has provided voices for foreign animated series dubbed into Japanese. Her roles in this area include Cam Ching in Class of Music! and Rumi Paramita in Star Wars: The Clone Wars. Her career also extends to video games, with credits including Arabicst: The Engagement on Desert and other titles from the early 2000s.

Regarding her personal interests and skills, it has been documented that her hobbies include photography, doodling, and watching martial arts. She is also noted to be skilled at playing the ukulele and singing. She is married.