Hong Kong House, also known since 1995 as the Hong Kong Economic and Trade Office, Sydney, is a landmark heritage building and former hotel in the Sydney central business district, City of Sydney, New South Wales, Australia. Built in 1891 to a design by , it is located on 80 Druitt Street, at the corner with York Street, and is adjacent to other prominent heritage landmarks, the Sydney Town Hall and the Queen Victoria Building. Formerly known as Gresham Hotel, the property was added to the New South Wales State Heritage Register on 2 April 1999.