Linda Ballantyne is a Canadian voice actress with a career spanning from 1999 to the present. She is best known for her work in English adaptations of anime and various animated television series.

Ballantyne began her voice acting career in 1999 with the role of Wasp, also known as Janet Van Dyne, in the animated series The Avengers: United They Stand. Her most prominent and widely recognized role came shortly after, when she voiced the title character of Serena Tsukino, or Sailor Moon, in the English adaptation of the Sailor Moon anime. She took over the role for a significant portion of the series, voicing the character in over seventy episodes.

Her filmography includes a wide range of roles in both anime and Western animation. In anime, in addition to her leading part in Sailor Moon, she voiced Kaori Sakiyama in the series Air Master. She also had roles in the Bakugan franchise, including providing the voice of the character Kazarina in Bakugan Battle Brawlers: Gundalian Invaders. In the 2012 series BeyWheelz, a spin-off of the Beyblade franchise, she voiced the character Lucy, also known as Leader B.

Beyond these credits, Ballantyne has an extensive list of roles in children's animation. She was the voice of Champ Bear in the direct-to-video films Care Bears: Journey to Joke-a-lot and The Care Bears' Big Wish Movie. She had a recurring role as the villainous Wicked in the long-running PBS Kids series Cyberchase. She also voiced characters in series such as Yin Yang Yo!, Will & Dewitt, and provided the voice of Queen Mayla as a main cast member in the series Mia and Me. More recently, she has voiced Lady Lydia and Officer Pooch in the Netflix series Go, Dog. Go!.

Throughout her career, Ballantyne has demonstrated versatility by taking on main roles, recurring characters, and voicing multiple characters within a single episode or series. Her work is primarily in animation produced in Canada, and she has built a substantial body of work in the industry over more than two decades.