The Old Dubbo Gaol is a heritage-listed former gaol and now museum and tourist attraction at 90 Macquarie Street, Dubbo in the Dubbo Regional Council local government area of New South Wales, Australia. The gaol was designed by the NSW Colonial Architect's Office and was built from 1847 to 1945 by James Atkinson Jnr (1862–63) and William Bonython Moffatt. The gaol is also known as the Dubbo Jail and the Dubbo Gaol. The building was added to the New South Wales State Heritage Register on 26 March 2004. The building was the second gaol in Dubbo, replacing lockups built in 1847 and 1862.