The Royal Oak is the name given to tree within which King Charles II of England hid to escape the Roundheads following the Battle of Worcester in 1651, located in Boscobel, England.

In commemoration of the tree's significance in British history a number of places and things have been named after the Royal Oak.

• A number of warships have been commissioned as HMS Royal Oak.
• In the United Kingdom The Royal Oak is a very common pub name e.g. Royal Oak, Meavy, Devon.
• In London Royal Oak is a tube station on the Hammersmith & City Line.

See also:

• Royal Oak, Lancashire
• Royal Oak, Yorkshire
• Royal Oak, County Durham
• Royal Oak, New Zealand , a suburb of Auckland

Royal Oak is also the name of some places in the United States of America:

• Royal Oak, Maryland
• Royal Oak, Michigan
• Royal Oaks, California .

The Royal Oak Foundation is a U.S. charitable body whose object is to support the U.K. National Trust.