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Dual citizenship by country

Can you keep your Niger citizenship when you become a U.S. citizen?

Allowed

Yes, in general

Nigerien citizens who become U.S. citizens keep their Nigerien citizenship, since Niger allows dual nationality.

What the law says

“Since 2014, Niger has allowed nationals to hold dual nationality.”

What about the U.S. side?

The United States allows dual citizenship. At the oath ceremony you promise to renounce allegiance to other countries, but U.S. law does not make you formally give up your other passport. The question is only whether Niger lets you keep yours.

Source: Nigerien nationality law (Wikipedia, summarized on 2026-11-11). Laws change — confirm with the Niger embassy or consulate before your oath ceremony. This is not legal advice.

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