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| Bill's grandfather
|| Not specified
|| Bill (grandson), Daisy (granddaughter)
|| I, II, III
|| Red, Blue, Yellow, Gold, Silver, Crystal, FireRed, LeafGreen
Bill's grandfather is a minor non-playable character who is featured in the Generation I and II games, as well as the Generation III remakes of the Generation I games.
During Generations I and III, he can be found living in Fuchsia City with his granddaughter, Bill's sister Daisy.
In Generation II, he plays a more pivotal role to the plot. He provides evolution stones in exchange for being shown certain Pokémon.