Barrenjoey may mean or refer to:
*
Barrenjoey, New South Wales
Barrenjoey is a locality in the suburb of Palm Beach, at the most northern tip of Pittwater. The headland is made up primarily of sandstones of the Newport Formation, the top third is a cap of Hawkesbury sandstone. Around 10,000 years ago the h ...
, a headland at the northern end of
lm Beach, New South Wales
* Barrenjoey Road, a road through the Northern Beaches (Sydney)
* Barrenjoey Head Lighthouse, a lighthouse on Barrenjoey headland
* SS ''Barrenjoey'', later MV North Head, MV ''North Head'', a Manly ferry on Sydney Harbour
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