Ai Bandou is a Japanese voice actress and singer affiliated with the talent agency Aoni Production. She was born on July 23, 1984, in Shizuoka Prefecture, Japan. She is a graduate of the Aoni Juku Tokyo School, specifically the 24th graduating class.

Bandou began her voice acting career in the mid-2000s, with her debut role being Misora Kasuga in the 2005 television anime adaptation of Mahō Sensei Negima!. This character became a signature role for her, which she reprised across numerous installments of the franchise for over a decade. Her portrayals of Misora Kasuga include the original television series, the OVA series Mahō Sensei Negima!: Shiroki Tsubasa Ala Alba and Mahō Sensei Negima!: Mō Hitotsu no Sekai, and the 2011 film Mahō Sensei Negima! Anime Final. She also voiced the character in the 2017 television anime UQ Holder!.

Beyond her long-running association with the Negima! series, Bandou has contributed voices to a variety of other anime productions. Her television anime credits include roles in Clannad as Sugisaka, Blue Drop as Sato Mie, and Saint Seiya: Soul of Gold as Helena's Sister. In the original video animation (OVA) format, she voiced Lena Bright in The Legend of Heroes: Trails in the Sky. She also provided the voice for the character Shunrei in the Saint Seiya: The Hades Chapter - Elysion OVA. Her work extends to video games, such as Rune Factory 2: A Fantasy Harvest Moon, in which she voiced the character Cammy.

In addition to her voice acting, Bandou has also contributed musically to some of her projects. She performed theme songs for the Mahō Sensei Negima! anime, serving as the theme song performer for its second and eighth opening themes and its fourth ending theme. She is also noted to have skills playing the piano, alto saxophone, and trombone.