Monica Jean Rial (born October 5, 1975 in Houston, Texas) is an American voice actress, ADR Director, and Script who works for FUNimation Entertainment and ADV Films. She has provided voices for a number of English language versions of Japanese anime films, including the tragic Kanae in Elfen Lied.

Rial is also a writer for FUNimation and ADV Films and usually writes under the pen names Dorothy Garrett and Lisa Blanchard. She voiced Coco in Dragon Ball Z: Broly - Second Coming and replaced Tiffany Vollmer as Bulma on Dragon Ball Z Kai.