USS Olympia is the name of two distinct vessels within the Planetary Union:
- The USS Olympia (LCV-529) was a Leviathan-class heavy cruiser and a flagship vessel commanded by Admiral Ozawa.
- The USS Olympia (SCV-183) was a Science-class vessel in orbit around the planet Lopovius in the episode Cupid's Dagger.
LCV-529 dwarfing the USS Orville.
SCV-183