Lori Alan Denniberg is an American actress and voice actress. She has played a long-running role as Pearl Krabs on the animated television series SpongeBob SquarePants. She also voiced Diane Simmons on Family Guy, the Invisible Woman on The Fantastic Four, and The Boss in the Metal Gear video game series.

Her Disney roles include Mrs. Gleason in Mighty Med, Edie in Lab Rats, Momma in Henry Hugglemonster, Gloria the Gorilla in Doc McStuffins, Brenda in W.I.T.C.H., Mrs. Flowers in Cory in the House, Bonnie Anderson's mother in Toy Story 3 and the Toy Story Toons shorts Hawaiian Vacation, Small Fry, and Partysaurus Rex, and additional voices in WALL-E and Cars Toons: Mater's Tall Tales. She also played Cleopatra in Holy Matrimony and Ellen Weaver in the Grey's Anatomy episode "Don't Let's Start", and Ms. Papen in the ABC TV show Castle. She even voiced Riley's mother's Sadness in Inside Out.