List of Pokémon species introduced in the second generation

The second generation (Generation II) of the Pokémon franchise features 100 fictional species of creatures introduced to the core video game series in the 1999 Game Boy Color games Pokémon Gold and Silver, set in the Johto region. Some Pokémon in this generation were introduced in animated adaptations of the franchise before Gold and Silver, such as Togepi, which was a recurring character in the Pokémon anime series in 1998 and 1999, Donphan in the Pokémon first movie in 1998, Snubbull in the first Pikachu short movie in 1998 and Marill, which was a recurring character in the anime in 1998 and 1999.