To find an individual's date of naturalization into the United States on a passport application, you must at least know the individual's name and the year that the application was filed. If you do not have the minimum information to locate a passport application, you can either:

Get help finding some of the minimum information by selecting the following item,

Name

click the Back button on your browser to return to the list of other places where you can find an individual's date of naturalization, or

read the paragraph below for additional tips.

Finding a naturalization date

Make sure to check photo albums, scrapbooks, diaries, and family Bibles at home. See the topic Finding information at home for more information. Also check for local histories. See the topic Finding previous research.

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