Eggman Empire or Robotnik Empire may refer to:
Organizations[]
- Eggman Empire, from the Sonic the Hedgehog series.
- Robotnik Empire (Sonic Underground), from the Sonic Underground television series.
- Eggman Empire (Archie), from the Sonic the Hedgehog comic series and its spin-offs published by Archie Comics.
- Eggman Empire (Pre-Super Genesis Wave), the version of the Eggman Empire from before the Super Genesis Wave.
- Eggman Empire (Sonic X), from the anime series Sonic X and its comic series.