Have any members of Congress previously been denaturalized or prosecuted for immigration-related fraud?

Checked on January 26, 2026
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Executive summary

There is no evidence in the provided reporting that any sitting member of the U.S. Congress has been denaturalization-of-us-congress-members">denaturalized or prosecuted specifically for immigration-related fraud; the sources outline how denaturalization works, list recent denaturalization prosecutions generally, and show that some lawmakers are proposing broader denaturalization laws, but they do not identify any member of Congress as a denaturalization or immigration-fraud defendant [1] [2] [3] [4] [5] [6].

1. What denaturalization is and how the government pursues it

Denaturalization is a legal process that revokes U.S. citizenship when a court finds citizenship was obtained unlawfully—commonly through fraud or concealment of disqualifying facts—and it can be pursued either through civil lawsuits under the Immigration and Nationality Act or through criminal convictions for naturalization fraud, with the government bearing a high burden of proof in both pathways [1] [2].

2. Recent denaturalizations and immigration-fraud prosecutions do not name members of Congress

Federal agencies and courts have pursued denaturalization and immigration-fraud prosecutions in recent years—ICE’s public record cites multiple cases where naturalized citizens were criminally denaturalized or civilly denaturalized and ordered removed after convictions for passport or naturalization fraud and related crimes [3]. The National Immigration Forum and ILRC documentation likewise describe DOJ and DHS activity to identify and refer denaturalization cases, but those materials and the ICE examples do not identify any elected member of Congress as a subject of such proceedings [2] [1] [3].

3. Lawmakers pushing to expand denaturalization, and political context

Several current members of Congress have sponsored legislation to broaden denaturalization and to tie fraud convictions more directly to deportability—Senator Eric Schmitt has introduced and promoted bills to expand denaturalization authority and has publicly advocated prosecutions of “fraudsters,” and House Republicans including Buddy Carter have offered companion legislation to make fraud explicitly deportable under the INA [4] [5] [6]. These public proposals and rhetoric reflect a political effort to increase denaturalization enforcement, but the materials are policy advocacy and do not present evidence of congressional denaturalizations or prosecutions of members [4] [5] [6].

4. Members of Congress have been prosecuted for other crimes, but not identified here as immigration-fraud defendants

The historical record cited in the provided reporting shows that members of Congress have been indicted, convicted, expelled, or otherwise implicated in corruption and fraud scandals—for example, the House has expelled members for bribery and other abuses, and more recent individual lawmakers have faced charges for financial and political fraud—but the sources in this collection do not document any member being prosecuted specifically for immigration-related fraud or being denaturalized [7] [8]. GovTrack’s misconduct database catalogs assorted criminal charges against legislators but lists no denaturalization or immigration-fraud cases against sitting members in the supplied excerpts [8].

5. Limits of available reporting and what remains unconfirmed

The assertion that no member of Congress has been denaturalized or prosecuted for immigration-related fraud is based solely on the materials provided, which include legal primers, agency case lists, advocacy fact sheets, and congressional press releases; none of those sources identify a congressional denaturalization or immigration-fraud prosecution [1] [2] [3] [4] [5] [6] [8] [7]. These sources do not comprehensively cover every historical record or every court docket, so absence of evidence here is not definitive proof that such a case never occurred at any point in U.S. history, only that it is not documented in the reporting supplied for this query.

Conclusion: the reporting’s bottom line

Within the scope of the provided reporting, denaturalization and immigration-fraud prosecutions are active tools of federal enforcement and the subject of contemporary legislative proposals, but there is no documented case presented here showing that any sitting member of Congress has been denaturalized or prosecuted for immigration-related fraud; the sources instead show proposed expansions of denaturalization authority and unrelated prosecutions of lawmakers for other offenses [1] [2] [3] [4] [5] [6] [8] [7].

Want to dive deeper?
Which naturalized U.S. citizens have been denaturalized in federal court in the last decade and why?
What are the legal thresholds and procedures for denaturalization under the Immigration and Nationality Act?
Which members of Congress have faced criminal charges for fraud or corruption, and what were the outcomes?