Michelle Medlin is an American voice actor known for her work in English-language dubs of anime series and video games, primarily during the late 1990s and early 2000s. She is also credited under the names Michele O. Medlin and Michelle O. Medlin.

Medlin's career is closely associated with the era when companies like Software Sculptors and Central Park Media were producing English adaptations of anime for the North American market. One of her most frequently cited roles is Randy, a fairy character, in the series Maze, also known as Maze: The Megaburst Space. She voiced this role in both the original OAV and the subsequent television adaptation. In the fantasy series Legend of Himiko, she provided the voice for the character Kyou.

Her other notable anime credits span a variety of series and genres. She voiced Hijiri in an episode of Ah! My Goddess, Colette and Erika in Berserk, and later reprised the role of Erika for the film Berserk: The Golden Age Arc III - The Advent. Medlin's other roles include Kiyomaru in Demon Fighter Kocho, Lady Nano and Nano in Gokudo, Chamametchi in Let's Go! Tamagotchi, Jeff in Magic User's Club!, Shiori Tsukishima in Midori Days, Baby Aoi in Space Pirate Mito, and Rie Sawaguchi in the Spirit Warrior OAVs. She also voiced the characters Mini and Flag in the OAV series Twin Signal.

Throughout her career, Medlin was part of a pool of voice actors who frequently worked together on these New York-based productions. Her colleagues included performers such as Dan Green, Veronica Taylor, Tara Sands, and Jessica Calvello, with whom she shared credits on series like Maze and Legend of Himiko. Beyond anime, her voice work extended to video games, with credits including The Pink Panther: Path to Peril and roles in various games. She also voiced the character Timmy Sterio in the Nickelodeon animated series Kappa Mikey, which parodied Japanese television and anime production.