Sonic the Hedgehog is a American video games may refer to:
- Sonic the Hedgehog (series), overview of Sonic games, characters, and common elements.
- Sonic the Hedgehog (character), the main hero and mascot of the Sonic the Hedgehog series.
- Sonic the Hedgehog (video game), the 1991 Sega Genesis game.
- Sonic the Hedgehog (8-bit), the 1991 Sega Master System game.