Icarus may refer to:
- Icarus-class, a Starfleet pilot escort class of starship from the Cryptic universe.
- USS Icarus (NCC-68954), an Akira-class heavy cruiser in Starfleet.
- USS Icarus (NCC-68954-A), a Midway-class carrier in Starfleet.
- USS Icarus, an Avenger-class battlecruiser in Starfleet.
- USS Icarus personnel, a listing of crew members aboard starships named USS Icarus.