Ron Breaux


Education and Clerkships

J.D., Southern Methodist University Dedman School of Law, 1989, SMU Law Review, 1987-1989

B.S., Louisiana State University, 1986

Bar Admissions


Court Admissions

United States Supreme Court

U.S. Court of Appeals for the Fifth Circuit

U.S. Court of Appeals for the Eighth Circuit

U.S. District Court for the Eastern District of Texas

U.S. District Court for the Northern District of Texas

U.S. District Court for the Southern District of Texas

U.S. District Court for the Western District of Texas


For more than 24 years, Ron Breaux has focused his practice on complex commercial litigation, the defense of corporations and executives in federal investigations and trials, antitrust, internal corporate investigations and government investigations, and data breach matters. Mr. Breaux is a former co-chair of the firm’s Litigation Department and currently chairs the firm's Privacy and Data Breach group and serves on the Board of Directors of Haynes and Boone.

Professional and Community Activities

  • ABA Litigation Section
    • Council Member (2008-2010)
    • Co-Chair Antitrust Litigation Committee (2001-2002)
    • Co-Chair, Task Force on the Judiciary (1998-2000)
  • Dallas Bar Association
    • Antitrust Section, Chairman (2002)
    • Criminal Justice Section


Super Lawyers

Haynes and Boone Lawyers Recognized in 2015 Texas Super Lawyers

Texas Super Lawyers has again recognized Haynes and Boone, LLP in its annual award listing, featuring 65 lawyers with seven highlighted in the Tops of Texas rankings.

Published by Thomson Reuters in September 2015

Upcoming Webinar

Bloomberg BNA

How to Succeed in SEC Administrative Proceedings: 10 Insider Tips

Haynes and Boone Lawyers Kit Addleman, Ronald Breaux, Scott Ewing and Sarah Mallett will be presenting a live webinar with Bloomberg BNA entitled, "How to Succeed in SEC Administrative Proceedings: 10 Insider Tips," on November 5th from 1:00 pm – 2:00 pm (ET). The lawyers will provide advice on defending an Administrative Proceeding, explore techniques on investigative testimony and the wells process, discuss the creation of an investigative record and more.


Best Lawyers

Haynes and Boone Maintains Strong Presence in The Best Lawyers in America 2016

The Best Lawyers in America 2016, an annual referral guide listing outstanding lawyers throughout the U.S., has recognized 114 Haynes and Boone, LLP lawyers across more than 60 practice areas.

Published by Woodward/White, Inc. in August 2015

Selected Client Representations

  • Internal investigation of data security breach at high profile specialty retailer that implicated payment card information and personal identifying information; counsel client on numerous post-breach issues including disclosure obligations, public disclosure, negotiation of fraud recovery and operational reimbursement fines and penalties with card brands, and related counseling regarding collateral litigation; counsel client on insurance coverage for breach-related expenses.
  • Internal investigation and remediation of a data security breach at a Fortune 50 company; civil prosecution of entity responsible for the security breach.
  • Investigation of criminal spear-phishing attack used to steal funds from public oilfield services technology company; direct forensic investigation of attack; counsel client on disclosure obligations and remediation efforts.
  • Tried to favorable verdict antitrust and RICO action for national health care provider.
  • Successful defense of corporate executives in numerous civil and criminal international cartel litigation.
  • Successful defense of hedge funds and executives in numerous insider trading investigations by the SEC.
  • Successful defense of CEO of public company in stock options backdating lawsuit by the SEC. 


Professional Recognition

  • Recognized by Chambers USA, Chambers & Partners, as one of the leading practitioners for Antitrust in the United States (2008-2014); in Texas (2015)
  • Recognized as a Best Lawyer in Dallas by D Magazine, D Magazine Partners, for White Collar Defense, Antitrust Law (2011)
  • Recognized as a "2015 Lawyer of the Year" in Antitrust Law by Best Lawyers, Woodward/White, Inc. (2015)
  • The Best Lawyers in America, Woodward/White, Inc. - Antitrust Law (2006, 2010, 2012-2016), Litigation - Antitrust (2012-2016), Criminal Defense: White Collar (2014-2016), Commercial Litigation, and Commercial Antitrust (2016)
  • Texas Super Lawyers, Thomson Reuters - Antitrust Litigation (2010-2015) Criminal Defense: White Collar, Business Litigation (2011-2015)
  • Martindale Hubbell® Law Directory with a Peer Review Rating of AV® Preeminent™
  • Co-editor, Indirect Purchaser Litigation Handbook, ABA Section of Antitrust Law


Chambers USA 2015

Chambers USA Recognizes 52 Haynes and Boone Lawyers

Fifty-two Haynes and Boone, LLP lawyers are recognized in the 2015 edition of the highly regarded Chambers USA directory of top lawyers and law firms.

Published by Chambers & Partners in May 2015

Selected Presentations

  • "Cybersecurity: Proactive Steps to Minimize Liability," presented to the University of Texas Government Enforcement Institute in Dallas, Texas, May 14, 2015.
  • "Cyber Attacks - Are You Prepared?" presentation with Grant Thornton to public and private clients in Dallas, April 14, 2015.
  • "Practical Tips on Preventing, Managing, and Insuring for Data Breaches,” Houston Cybersecurity panel, February 18, 2015.
  • "Data Security Law: Predictions for 2015," The Privacy Advisor, January 27, 2015.
  • "Cybersecurity for In House Counsel:  Protecting Your Digital Assets in Today’s Threat Landscape," presented to clients of Haynes and Boone, January 22, 2015.
  • "A Focus on Cybersecurity Litigation Risks and Liabilities," presented to the General Counsel Forum, November 6, 2014. 
  • "A Guide to Data Protection and Breach Response—Part 2,"  Intellectual Property & Technology Law Journal, Vol. 26, No. 8, August 2014. 
  • "A Guide to Data Protection and Breach Response—Part 1," Intellectual Property & Technology Law Journal, Vol. 7, No. 3, July 2014. 
  • "What You Need to Know About Data Security and Cyber Insurance: Practical tips on preparing for and responding to a cyber security breach," presented to public and private company clients in the Dallas area, June 26, 2014. 
  • Presentation to Bank of America Private Client Group on Cybersecurity and Cyber Loss Prevention on May 7, 2014. 
  • "Cyber Liability and Loss Seminar," presented to public and private company clients in the Austin area, April 22, 2014. 
  • "Best Practices in Trade Secrets Litigation," presented to public company and private company clients in DFW area. 
  • "Anti-Corruption Compliance: A Focus on the Foreign Corrupt Practices Act," presented to the Institute for Internal Auditors.  
  • "Cyber Security for Law Firms," presented to the Law Firm Data Security Roundtable. 
  • "Under Penalty": Production of Documents in Response to Federal Grand Jury Subpoenas, presented to the Corporate Counsel Section of the State Bar of Texas. 
  • "Protecting Your Privileges: The Attorney-Client Privilege and Work Product Doctrine," presented to clients of Haynes and Boone. 
  • "Issues in White Collar Criminal Investigations," presented to DFW Chapter of the American Corporate Counsel Association. 
  • "Parallel Civil and Criminal Proceedings: How Deep is Deep?" presented to the Corporate Counsel Section of the State Bar of Texas. 
  • "Ethical Considerations in Internal Corporate Investigations," presented to the Corporate Counsel Section of the State Bar of Texas.

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