Katherine Knickerbocker

Katherine Knickerbocker also known Principal or Ms. Knickerbocker is the principal of Sheffield Institute, where the Guardians go to school on Earth.
== Appearance ==
She is middle aged woman with white hair and a bit obeese and is often seen wearing a suit.
== Personality ==
Ms. Knickerbocker takes her job very seriously, and can be quite strict, but has a kind and jolly nature underneath.
== Skills & Abilities ==
She seems to be a skilled principal as she has been running this school for years.
== Weapons ==
None.
== Family ==
* Unnamed Father
== Voice Actress ==
Candi Milo.