Sophie the Otter is an anthropomorphic orange otter who is a PB&J Otter OC. She is an intelligent hero who helps other islanders survive.
- Origin: Lake Hoohaw
- Gender: Female
- Voiced by: Jenell Brook Slack (in the Supernanny: The Theory games), Kayla (GoAnimate voice)
- Sweetheart: Preston Evergreen (from Sylvanian Families)
- Best Friend: WilliamWill2343
- Other Friends: Peanut Otter, Baby Butter Otter, Jelly Otter, Roobear Koala, Laura Koala, Patty Rabbit, Bobby Bear, etc.
- Best Food: Anything healthy
- All-Time Favorite Food: Fishicles
- Favorite Foods: PB&J Sandwiches, Pizza, Chicken Nuggets, etc.
- All-Time Least Favorite Food: Liver
- Worst Food: Any sour food