RRS Discovery may refer to one of four British Royal Research Ships. The first one is best known for the 1901-4 Discovery expedition to the Antarctic led by Robert Falcon Scott and Ernest Shackleton, and is preserved in Dundee.

• RRS Discovery , a British Royal Research Ship launched in 1901
• RRS Discovery II, a British Royal Research Ship launched in 1928
• RRS Discovery (1962), a British Royal Research Ship launched in 1962
• RRS Discovery (2012), a Royal Research Ship launched in 2012

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