From Bulbapedia, the community-driven Pokémon encyclopedia.
Alyson Leigh Rosenfeld (born March 21, 1987), often credited as simply Alyson Rosenfeld, is a voice actress for the English dub of the Pokémon anime.
Rosenfeld began to provide voices for Pokémon during the thirteenth season. Her first major roles were the Nurse Joys of the Unova region as well as their Audino. In the XY series, she received her most important role yet, voicing Bonnie, Clemont's younger sister.