The Old Registry Office of the Supreme Court of New South Wales is a heritage-listed courthouse at the corner of Elizabeth Street and St James Road, in the Sydney central business district in the City of Sydney local government area of New South Wales, Australia. It was designed by Government Architect Alexander Dawson and James Barnet and built from 1859 to 1862. It is also known as Sydney Supreme Court House. The property is owned by the Department of Justice, a department of the Government of New South Wales. It was added to the New South Wales State Heritage Register on 2 April 1999.