Patrick is shown to have ginger hair but is brown in other episodes. He has Caucasian skin and green eyes. He wears glasses, a short-sleeved light blue shirt, dark blue jeans, and white and blue shoes. He is quite slender, weight wise.
Patrick is portrayed in the episode Mutiny as a bully, striking a deal with Alvin to make fun of the other chipmunks to get in return an autographed soccer ball from Alvin. In other episodes though he seemed to be bullied by an unnamed classmate.
- His name was revealed in Simon the Superb.
- His hair color constantly changes over time between ginger and brown.
- In the episode Bully For You, his voice at the time is much more squeakier sounding than the voice he has in Mutiny.
- He has a brother named Carl.
- His shirt is a light blue version of the shirt that Jamie wears, with a symbol on the side of the shirt that is different color.
- Patrick, Warren, Arthur and Jamie all share the same model.