• Duke University, A.B. (2006)
  • Georgetown University Law Center, J.D. (2011)


  • District of Columbia
  • Virginia
  • U.S. Court of Appeals, Federal Circuit
  • U.S. District Court, Eastern District of Virginia

Tiffany Wynn


Tiffany Wynn is a partner in Crowell & Moring's White Collar & Regulatory Enforcement Group and a member of the firm's Investigations Practice. Her practice focuses on white collar criminal defense, regulatory enforcement actions, government investigations, and corporate internal investigations. She has represented individuals and companies in investigations led by the DOJ, SEC, Congress, and other federal and state regulators in matters involving allegations of fraud and regulatory non-compliance, including Foreign Corrupt Practices Act (FCPA) violations, anti-money laundering investigations, alleged environmental crimes, and False Claims Act (FCA) litigation.

Tiffany is also an active participant in Crowell & Moring's pro bono program and a co-chair for the firm's Women's Leadership Initiative.

While in law school, Tiffany participated in the Institute for Public Representation and successfully represented victims of employment discrimination. 


Professional Activities and Memberships

  • American Bar Association: Member, Global Anti-Corruption Committee and International White Collar Committee
  • American Bar Foundation: Fellow
  • Women's Bar Association of DC: Member
  • Women’s White Collar Defense Association: Member, Washington, D.C. Chapter

Representative Matters

Representative FCPA Engagements

  • Represented aerospace company in an internal investigation and subsequent voluntary disclosure to the DOJ and SEC of potential violations of the FCPA and other federal offenses; client avoided any criminal or civil charges.
  • Represented international financial institution in connection with DOJ investigation of money laundering, FCPA violations, and kleptocracy.
  • Represented aviation-industry company in an internal investigation regarding potential violations of the FCPA and other federal offenses.
  • Represented corporate officer in conjunction with company's internal investigation and subsequent voluntary disclosure to the DOJ regarding potential violations of the FCPA and other federal offenses.

Representative Enforcement and Investigation Engagements

  • Representing financial services company in FinCEN investigation concerning alleged Bank Secrecy Act violations.
  • Representing former employee of multinational automobile manufacturer in criminal investigation concerning alleged Clean Air Act violations.
  • Represented CEO of defense contractor in federal grand jury investigation of allegedly improper campaign contributions to sitting members of the U.S. House of Representatives and U.S. Senate.
  • Represented career civil servant in congressional investigation concerning IRS’s Tax Exempt & Government Entities Division.

Representative FCA Investigations and Litigation

  • Represented defense-sector contractor in connection with alleged civil FCA violations, which concluded with the dismissal of all claims against client.
  • Defended advanced technology manufacturer in DOJ investigation into potential FCA and/or fraud allegations related to supply of armored vehicle spares to government; client avoided any criminal or civil charges.
  • Represented former employee of national consulting firm in internal and civil fraud investigation of alleged overcharging based on Cost Accounting Standards violations.


Speeches & Presentations


Client Alerts & Newsletters

Press Coverage

Firm News & Announcements

January 9, 2023 Crowell & Moring Elects 16 New Partners, Promotes Five to Senior Counsel, and 25 to Counsel
July 7, 2021 Crowell & Moring’s Tiffany Wynn Elected a Fellow of the American Bar Foundation
May 13, 2021 The National Black Lawyers Selects Crowell & Moring Lawyers as Top 100 and Top 40 Under 40 Members
November 5, 2019 Global Investigations Review Names Crowell & Moring’s White Collar & Regulatory Enforcement Group to “GIR 100” Fifth Year in a Row
January 4, 2018 Crowell & Moring Elects Seven New Partners and Promotes 23 Associates to Counsel
March 15, 2017 Crowell & Moring Announces 2017 Leadership Council on Legal Diversity Fellow and Pathfinders
January 9, 2015 Crowell & Moring's Government Contracts Group Named to Law360's "Practice Groups of the Year" for Fifth Consecutive Year