Yamato could refer to:
- Yamato-class, a class of heavy dreadnought in service in the early 25th century.
- ISS Yamato of the Mirror universe.
- USS Yamato, an Excalibur-class starship.
- USS Yamato (NCC-1705), a Constitution-class starship.
- USS Yamato (NCC-71807), a Galaxy-class starship.
- USS Yamato (Sovereign-class), a Sovereign-class starship.
- USS Yamato (NCC-92199), a Yamato-class starship launched in 2410.