The 12 Most Evil Horror Movie Moms

Mama is a demonic spirit who becomes obsessed with two little girls who have been abandoned in the woods. She then kills anyone who gets too close to her new babies.

After 20 years in a psychiatric hospital having been accused of killing her ex-husband and his mistress, Lucy Harbin is released back into society. That's when killings start happening. Turns out it's not her fault, but she screwed up her daughter so much that her daughter became a murderer too.

Something about fanatical mothers is always super horrifying, especially when they watch you... "sleep."

A cannibal who, even after being institutionalized for eating her husband, keeps on chompin', and raises a daughter who is into cannibalism too.

Voiced by Virginia Gregg, Norma herself wasn’t as sinister as her son’s split personality.

Joan Crawford is a neurotic actress-turned-mom who is in fierce competition with her own daughter. Never ever use wire hangers in Joan’s house.

To be fair, she claims to be avenging her son's death. The problem is her son was also a psychotic serial killer.

"Mommy" and her brother are the incestuous parents of several children, all of whom but one are kept in a dungeon for being bad. The rest of "Mommy's" parenting is HARSH at best.

Mother is a hillbilly psychopath who lives with her two adult sons in the woods. Her equally crazy hillbilly children vie for their mother's attention by raping and killing people—just as she's asked.

Beverly R. Sutphin is a very neurotic housewife with a propensity for violently murdering anyone who disobeys her. You go girl?

Nola is a weirdo, baby-licking mother who births children that run out and commit brutal attacks. Yikes.

Pamela Voorhees proves there is nothing worse than a mother scorned. Especially a mother at a summer camp with access to several kitchen knives.