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Whitney R. O'Byrne

Partner | Los Angeles

Whitney O’Byrne is a trial lawyer with a wide range of experience litigating complex civil, regulatory, and criminal matters. She represents clients, large and small, in disputes involving intellectual property, legal malpractice, antitrust, consumer class actions, privacy class actions, and other commercial litigation in state and federal court. Whitney has also represented individual and institutional clients in investigations conducted by the Department of Justice, the Securities and Exchange Commission, the Federal Reserve, and the Commodity Futures Trading Commission.

Whitney’s substantial trial experience includes a multi-district antitrust case in the Southern District of New York, a patent trial in the Northern District of California, criminal trials in California and New York, and multiple JAMS and AAA arbitrations. Whitney is also a NITA trial skills instructor and has taught trial advocacy at multiple levels for over 10 years.

Whitney most recently practiced at a premier litigation boutique, where she worked on trade secrets, legal malpractice, and class action litigations for companies ranging from early-stage startups to established technology companies. Whitney also served as a law clerk in the Eastern District of New York.


Named "Ones to Watch" for Commercial Litigation

Best Lawyers 2024-2025

Rising Star

Southern California Super Lawyers 2023