Judy Neutron is Jimmy's mother from the Jimmy Neutron series.
Though she frequently has to discipline her son for his misbehavior, she is still a loving parent and wife. It is likely that Jimmy got his intelligence from Judy, as she has shown to have inventions of her own. She also likes to cook and is obsessed with cleaning.
Judy is a caring and loving mother towards Jimmy and is very affectionate towards her husband, Hugh. However, she gets frustrated with Jimmy's antics and all the trouble he causes, usually having to give him a lecture or put him in his place. Sometimes, it is hinted that Jimmy might have gotten his super intelligence from his mother. She is obsessed with cleaning and is a bit of a germophobe.
In the Jimmy Timmy Power Hour, Timmy uses Jimmy's Hypno-beam to hypnotize Judy into believing she's a superhero named Mighty Mom. As a superhero, Judy spends her time dramatically cleaning the house. She even believes she can fly, when in reality she is simply running around with her arms in front of her. Judy spend two days under hypnosis, only snapping out of her trance after getting pelted on the head by a stray baseball.
Judy is a good role model for her husband and son, being the most responsible member of the family. She makes sure Jimmy doesn't misbehave, and keeps a close eye on her husband, even going as far as the track him with a microchip. She proves to be quite intelligent, creating inventions of her own that are kept secret inside her closet.
Despite her strictness and intelligence, Judy is quite susceptible to tricks and manipulation, especially hypnosis. Timmy discovers this vulnerability in Judy after hypnotizing her with Jimmy's Hypno-beam.
- Jimmy Neutron: Judy disapproves of Jimmy's delinquent behavior, making inventions that have adverse effects and disobeying her. However, she loves him and is proud of his intelligence.
- Timmy Turner: Judy thinks Timmy is a bad influence on Jimmy, as he often encourages him to break rules. However, she appreciates their friendship. She is annoyed at Timmy for hypnotizing her, and keeps a close eye on him.