Pokémon species can have genders in different ratios. They can be also either only male, only female or gender unknown. All ratios are listed below.
Ratios[]
1♀:1♂[]
These Pokémon have an equal chance of being either male or female. The majority of Pokémon fall under this category. Percentage ratio is 50.0% female to 50.0% male.
1♀:3♂[]
These Pokémon usually appear as male, but can be female. Percentage ratio is 25.0% female to 75.0% male.
3♀:1♂[]
These Pokémon usually appear as female, but can be male. Percentage ratio is 75.0% female to 25.0% male.
1♀:7♂[]
These Pokémon normally appear as male, rarely female. Percentage ratio is 12.5% female to 87.5% male.
7♀:1♂[]
These Pokémon normally appear as female, rarely male. Percentage ratio is 87.5% female to 12.5% male.
Female only[]
These Pokémon only appear as female. Percentage ratio is 100.0% female to 0.0% male.
Male only[]
These Pokémon only appear as male. Percentage ratio is 0.0% female to 100.0% male.
Gender unknown[]
These Pokémon have an unknown gender.