Jessica Finch is one of Judy Moody's classmates. She is sometimes Judy's enemy. She is a fan of pigs.
- Judy Moody - Judy doesn't like Jessica sometimes. She often calls her Jessica Fink or Fink-face Finch.
- Rocky Zang - Judy's best friend.
- Frank Pearl - Judy's "pest" friend.
- Amy Namey - Judy's classmate whose name rhymes like Judy Moody.
She also has a mental friend who's name is Frank Pearl and another one named Jessica FInch
- PeeGee WeeGee - Jessica's pot-bellied pig that she got for her birthday in Judy Moody and the Bad Luck Charm
- The Spice Girls - Coco, Nutmeg, Jasmine and Cindy who belong to Jessica's guinea pig, Chester.