Una Dean

Partner Fried Frank

Una A. Dean is a distinguished former federal prosecutor and partner in Fried Frank’s White Collar Defense, Regulatory Enforcement & Investigations and Cybersecurity Practices. Ms. Dean represents individuals and institutions in critical matters, including criminal defense, regulatory investigations and internal investigations. She also routinely advises corporate clients on issues relating to cybersecurity corporate governance, cyber preparedness and incident response.

Ms. Dean represents companies, boards and individuals in internal investigations involving whistleblower complaints, employee and board disputes, allegations of harassment and discrimination and claims of corporate fraud and other misconduct. She also represents companies and individuals in regulatory enforcement actions and criminal investigations in connection with allegations of foreign corrupt practices, insider trading, accounting fraud and money laundering.

As a member of Fried Frank’s Cybersecurity practice, Ms. Dean advises boards and companies on compliance with cybersecurity regulations, cybersecurity corporate governance, breach preparedness, training, cybersecurity risk disclosures and M&A due diligence. She also represents companies that have been the victim of a successful cyber-attack or data breach, assisting with crisis management and serving as a critical liaison between clients and regulatory agencies and law enforcement. Ms. Dean is a lecturer at UCLA’s Global Cyber Institute.

Prior to joining Fried Frank, Ms. Dean served as an Assistant United States Attorney (AUSA) for the Eastern District of New York (EDNY), where she investigated and prosecuted some of the EDNY’s most important and high-profile cases involving international money laundering, insider trading, trade sanctions, and cybercrime. She secured convictions in seven jury trials and argued numerous cases before the United States Court of Appeals for the Second Circuit. During her time as an AUSA, Ms. Dean served as the first Cyber Specialist, developed the EDNY’s cross-border cybercrime practice and served as a Computer Hacking and Intellectual Property Coordinator (CHIP).

Honors & Awards

Ms. Dean was named to Crain’s New York Business’ 2019 list of Notable Women in Law, a feature honoring achievements of the brightest and boldest legal minds with both distinguished careers and exceptional civic and philanthropic activities. Ms. Dean is also profiled among Global Investigations Review’s 2018 Women in Investigations, a special feature highlighting remarkable women in the field of investigations, including lawyers and other specialists from a variety of countries and backgrounds. In addition, she was the recipient of the Director’s Award for Superior Performance and the Federal Drug Agents Foundation’s True American Hero award.

Professional Associations

Program Mentor, NYU’s Executive Masters of Science in Cybersecurity Risk and Strategy
Member, Association of the Bar of the City of New York (Women in the Legal Profession: White Collar Crime Subcommittee, 2018 – present)
Board Member, The Promise of Justice Initiative
Board Member, Capital Appeals Project


Ms. Dean served as a law clerk for the Honorable William J. Martini in the United States District Court for the District of New Jersey from 2005-2006.

Bar Admissions/Licensed Jurisdictions

New York, Connecticut, US District Court for the Southern and Eastern Districts of New York, US Court of Appeals for the Second Circuit