She is portrayed by Mallory James Mahoney.
She is an adorable, little girl with a fun, adventurous personality.
Her hair colour is blonde, different to her sister and Mom's hair colour, which is black.
This information is currently unknown.
They have a good but a little dramatic relationship, as Katie can tattletales on Emily most of the time, like when Emily was about to shave her head. But overall, they had a good relationship.
|“||What do you except me to where pearls.||”|
— Katie to Jenny
- Katy is a Cooper
- She loves her babysitter Jenny
- She's adorable
- She loves jewelery
The image gallery for Katy Cooper may be viewed here.