Newport is a suburb in northern Sydney, in the state of New South Wales, Sydney central business district, in the local government area of Pitwater Council. It is part of the Northern Beaches region.

Newport derived its name from being a "new port" for steamers carrying passengers and cargo such as local shell lime and firewood. Bungan Castle is a medieval style stone castle on Bungan Head built in 1919 by Adolph Albers, a German art dealer.