- Harry is the only hippopotamus that is new in Animal Crossing: City Folk.
- One hippopotamus has appeared in all of the Animal Crossing games.
- Most of the hippopotamuses only appeared in Animal Crossing.
 Villager Species
|Harry||Animal Crossing: City Folk||January 7th||N/A|
|Rocco||Animal Crossing||August 18th||"You smell like patchouli!"|
|Clara||Animal Forest e+||Unknown||N/A|