Does Sonic have a sister?

Does Sonic have a sister? Sonia (also voiced by Jaleel White, singing voice by Stevie Vallance) is the only female hedgehog member of the Sonic Underground and the sister of Sonic and Manic.

Sonia (also voiced by Jaleel White, singing voice by Stevie Vallance) is the only female hedgehog member of the Sonic Underground and the sister of Sonic and Manic.
See also  What is the best Pokémon?