Grandma Wilma, or simply Wilma, is a character in Pokémon: DP Galactic Battles.
Pokémon the Series: Diamond and Pearl
Wilma trained a Pokémon, Altaria, which knows Draco Meteor. Ash and friends met Wilma on their way to Daybreak Town. After helping save her Altaria from Team Rocket, she showed them the way to Daybreak Town. During her time alone, she also befriended a Gible. After it met Ash, it left Wilma and began following him.