National Audit Office may refer to audit authorities of various national governments:

Australian National Audit Office, an agency of the federal Commonwealth government, established 1901 ('Federal Court of Auditors'), the Germany body, re-established in West Germany in 1948 Court of Audit (France) (), the Court of Audit in France, established in 1807 National Audit Office (China) (), the supreme audit institution of the People's Republic, established in 1983 National Audit Office of Estonia (), established by the provisional government in 1918; reestablished in 1990 National Audit Office of Lithuania (), the supreme audit institution in Lithuania, established 1919 National Audit Office (United Kingdom), parliamentary body, established in its current form in 1983 Swedish National Audit Office (), established in its current form in 2003 National Audit Office of Finland National Audit Office (Tanzania) National Audit Office (Sri Lanka)

See also Audit Commission (disambiguation) Comptroller general (disambiguation) Director of Audit (disambiguation) Office of the Auditor General (disambiguation) State Audit Office (disambiguation)