Heather Walker is a voice actor based in Texas who works in anime and related media. She studied creative writing at the University of North Texas. Her body of work includes a variety of character types, a trait she has noted as a particular interest in her career.

Among her credited anime roles are Aki Nijou in the English adaptation of Maken-Ki!, Hiruko in Shangri-La, and the character Mary Hughes in Fairy Tail. In addition to her work in anime, Walker has also performed in audio plays, such as the role of Zoe in Chimpanzee.

Throughout her career in voice acting, Walker has frequently collaborated with a number of other voice actors based in the Texas region. Industry casting records indicate she has worked alongside Alexis Tipton, Tia Ballard, Monica Rial, and Ian Sinclair on numerous projects.