History of character is unknown.
- 2 Appearances of Doctor Echo (New Earth)
- 1 Images featuring Doctor Echo (New Earth)
- Quotations by or about Doctor Echo (New Earth)
- Character Gallery: Doctor Echo (New Earth)
|Wonder Woman Villain(s)|
This character is or was primarily an enemy of Wonder Woman and the Amazons in any of her various incarnations. This template will categorize articles that include it into the "Wonder Woman Villains category."