Naturalization Act may refer to:
Great Britain Naturalization Act 1714 Jewish Naturalisation Act 1753 Naturalization Act 1870
United States Naturalization Act of 1790 Naturalization Act of 1795 Naturalization Act of 1798, part of the Alien and Sedition Acts Naturalization Acts of 1804 and 1855, concerning birthright citizenship in the United States Naturalization Act of 1870 Naturalization Act of 1906
See also Naturalization Law of 1802