The Wildberry Kingdom is a kingdom in the Land of Ooo, ruled by Wildberry Princess. It made its first and only appearance in the episode "Jake vs. Me-Mow," when Finn and Jake went there to protect Wildberry Princess from the assassin, Me-Mow. It is later seen again in Princess Monster Wife, where Widberry Princess complained on her missing arm.
The kingdom is filled with bushes and leaves. It has many fruits and is located in a valley between steep cliffs. It has one large tree coming out of the ground covered with bushes and leaves. It also has a lot of plants.
- This kingdom resembles the Tree Fort, for it uses a large tree to live on.