Orion (ship)
# Orion (ship)

Orion is the name of various ships and a ship class:

## Naval

* HSwMS Orion, Royal Swedish Navy signals intelligence ship
* HMAS Orion, Royal Australian Navy submarine
* HMS Orion, various British Royal Navy ships
* Orion-class battleship, British Royal Navy battleship class
* USS Orion, various U.S. Navy ships
* BAE Orion, Ecuadorian Navy ship, originally USS Mulberry
* German auxiliary cruiser Orion, a Nazi German auxiliary cruiser
* French ship Orion, Royal French Navy ship of the line

## Civilian

* SS Orion, a Swedish salvage ship and museum ship
* MV Orion (also known as MS Orion, MY Orion), a National Geographic exploration ship
* MV Orion, a Greek ro-ro freight ferry, previously Pentland Ferries' Orcadia and Caledonian MacBrayne's Saturn
* MS Nordic Orion, an Arctic ice-strengthened cargo ship
* RMS Orion, an Orient Steam Navigation modified Orama-class ocean liner
* Orion (paddle steamer), a British ferry which sank in 1850
* Orion, a heavy lift vessel (HLV) operated by DEME Offshore, a subsidiary of the DEME Group.
