|Debut:||The Crystal Onix|
|Episode captured:||Priorto The Crystal Onix|
|Caught where:||Orange Islands|
|Current location:||With Tracey|
|Evolved:||Not yet evolved|
Tracey's Marill is one of Tracey Sketchit's Pokémon. Tracey often relying on his Marill's acute hearing to locate Pokémon to for him to sketch. She is the mother of Misty's Azurill, although it is unknown who is the father.