Naturalization Act

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