Daniel M. Petrocelli


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Daniel Petrocelli is the Chair of the Firm’s Trial Practice Committee. Dan has a national trial practice representing clients in major litigation in a wide variety of areas, including sports, entertainment, intellectual property, unfair competition, business torts, securities, employment law, and criminal defense.

In 2017, The American Lawyer named Dan among the top eight litigators in the nation, noting that he “is a lawyer clients call in the toughest situations.” Legal 500 ranks Dan Petrocelli as one of the country’s top 10 trial lawyers and selected him as the winner of its inaugural “Leading Trial Lawyer of the Year,” describing him as an “excellent, excellent trial lawyer” in a “whirlwind year which saw him try a slew of different matters back-to-back across various industries.” Chambers USA ranks Dan as a leading lawyer and quotes sources calling him “a fantastic force,” “the one you hire for bet-the-company cases” and “excellent courtroom lawyer” who is “highly in demand.” Dan has also been featured in Billboard MagazineVariety as one of the industry’s “50 Game-Changing Entertainment Attorneys,” The Hollywood Reporter as a “Power Lawyer,” and by Law360 as a “Media & Entertainment MVP.” Dan is a frequent national commentator on trials and other legal issues, as well as a featured speaker on legal issues at business groups, bar and judges associations, and citizens groups.

Honors & Awards

  • Named Trial Lawyer of the Year by Benchmark Litigation California (2019)
  • Recognized by Best Lawyers® 2019 for Bet-the-Company Litigation, and Commercial Litigation in Century City, CA; Dan has been listed in Best Lawyers® since 2006.
  • Named a “Top 100 Trial Lawyer” in Benchmark Litigation (2019)
  • Named one of the 500 Leading Lawyers in America by Lawdragon (2019)
  • Recognized by The American Lawyer as a Litigator of the Year (2017, 2018)
  • Selected to the National Law Journal’s “Winning Litigators” list (2018)
  • Recognized by Variety Magazine in its “Legal Impact Report” (2012-2018)
  • Named to The Hollywood Reporter’s Power Lawyers list (2010-2018) 
  • Named Leading Trial Lawyer (2013-2018), Leading Lawyer for Media and Entertainment (2017-2018), and Trial Lawyer of the Year by Legal 500 (2014)
  • Named one of the Top 100 California Lawyers by Daily Journal (2010, 2013-2018)
  • Named to Legal 500’s Hall of Fame (2017-2018)
  • Named a Sports & Entertainment: Sport Expert by Who’s Who Legal (2018)
  • Consistently ranked in Band 1 by Chambers USA in Nationwide: Trial Lawyers, Media & Entertainment Litigation and California: General Commercial Litigation 
  • Named to Billboard’s Top Music Lawyers List (2017)
  • Named a “Media & Entertainment MVP” by Law360 (2012, 2015, 2017)
  • Selected to the National Law Journal’s “Trailblazers - Litigation” list (2016)
  • Recognized by Law360 as a national “Trial Pro” in major litigation areas “including sports, entertainment, intellectual property, unfair competition, business torts, securities, employment law and criminal defense” (2016)
  • Named a leading entertainment lawyer in California by Daily Journal (2015)
  • Named a “Trial Ace” by Law360 (2015)
  • Named Lawyer of the Month by Attorney at Law magazine (2015)
  • Recognized as an Outstanding Alumnus in Entertainment & Media by Southwestern Law School (2014)
  • Lead counsel in Lennar Corporation et al. v. Briarwood Capital LLC, named one of the Top 5 Verdicts, Intentional Torts, Daily Business Review (2014)
  • Southwestern University Alumnus of the Year
  • Century City Bar Association Litigator of the Year
  • Malibu Bar Association Trial Lawyer of the Year
  • San Diego Trial Lawyers Association Trial Lawyer of the Year
  • Name one of Los Angeles’ Top 50 Litigators by the Los Angeles Business Journal
  • Named one of the Lawyers of the Year by California Lawyer

  • Named one of the Top 100 California Lawyers by Daily Journal (2010, 2013-2018)


Bar Admissions

  • California

Court Admissions

  • US District Court, Central, Northern, and Southern Districts of California, and the District of Colorado
  • US Court of Appeals, Federal, Ninth and Tenth Circuits
  • US Supreme Court


  • Southwestern University, J.D., 1980: magna cum laude; Editor-in-Chief, Southwestern University Law Review
  • University of California at Los Angeles,  B.S., 1976: cum laude

Professional Activities


  • Trial Advocacy Board, ABA Litigation Section
  • Board of Trustees, Southwestern University School of Law
  • Los Angeles County Bar Association, Antitrust and Unfair Competition Sections
  • ABA’s Litigation Section and Corporate Counsel Committee
  • California Bar Association, Antitrust and Unfair Competition Sections
  • Association of Business Trial Lawyers


  • “Reflections on the 20th Anniversary of the O.J. Simpson Saga,” The Hollywood Reporter (2014)
  • “Outside the Courtroom,” Beyond a Reasonable Doubt, Larry King, Phoenix Books (2006)
  • “Effective Witness Preparation,” California Litigation (Spring 1999)
  • “Triumph of Justice: The Final Judgment on the Simpson Saga,” Random House (1998)
  • “Opening Statements under California Law,” Los Angeles Lawyer (March 1989)

Press Releases

In the News

Bloomberg Big Law Business: Fox Hires O’Melveny Star to Fight US$179M Award in ‘Bones’ Case

March 1, 2019

Lawdragon Names Three O’Melveny Lawyers to 2019 Leading Lawyer List

February 28, 2019

The Hollywood Reporter: Netflix Heads to Court: How Fox’s Poaching Trial Could Reshape Hollywood

February 28, 2019

The American Lawyer Litigation Daily: US$179M Award Against Fox: Can O’Melveny’s Petrocelli Stop Runaway Arbitrator?

February 28, 2019

Law360: Law360’s Weekly Verdict: Legal Lions & Lambs

February 28, 2019

Deadline.com: Fox Hits Back at Netflix in Exec Poaching Battle; Wants US$1 if Suit Ends Before Trial

February 4, 2019

Law360: Competition Group of the Year: O’Melveny

January 24, 2019

American Lawyer: Litigators of the Week for 2018, Take a Bow

December 20, 2018

Global Competition Review: California’s Antitrust Bar

October 22, 2018

Historic AT&T-Time Warner Merger Can Proceed, Federal Judge Rules

June 13, 2018

O’Melveny’s Work for Manny Pacquiao, Top Rank Detailed in The American Lawyer

April 22, 2015