Photograph of Deborah E. Arbabi


  • Miami University, B.A. literature (1990)
  • University of Southern California, Gould School of Law, J.D. (1993)


  • California

Deborah E. Arbabi

Orange County
Phone: +1 949.798.1318
3 Park Plaza, 20th Floor
Irvine, CA 92614-8505

Deborah E. Arbabi is a partner in Crowell & Moring's Orange County office and is a member of the firm's Antitrust & Competition Group. Deborah is a seasoned litigator with a focus on antitrust and allegations of overcharges in a variety of contexts. Deborah assists clients with achieving recovery through litigation, negotiation, and pursuit of claims, and has recovered over $750 million for clients in recent years.  She has unique experience in class action claims recovery, and devotes the majority of her practice to pursuing and maximizing claims in large antitrust and tort settlements. She is experienced in the process by which class action settlements are administered and distributed, and in resolving disputes involving allowable purchases, sufficiency of data, jurisdictional issues, and matters affecting allocations of funds.

Deborah is experienced in all aspects of complex litigation, including trial, pretrial and appellate work. She has handled matters in federal and state courts, as well as in ADR procedures. Deborah is particularly experienced in multi-party litigation and class actions.  Deborah is particularly experienced in multi-party litigation and class actions. 

Deborah performs work on a pro bono basis in matters involving homelessness assistance, domestic violence and other family law issues. Deborah serves on the Board of Directors for the Public Law Center, Orange County's public interest law firm.

Deborah graduated from the University of Southern California Law School in 1993. While in law school, Deborah served as the executive notes editor for the Interdisciplinary Law Journal. She also worked with the law school's faculty in connection with representation performed for the Central District of California's Federal Indigent Defense Panel. Deborah earned her bachelor of arts in literature from Miami University of Oxford, Ohio in 1990.

Deborah is a member of the Federal Bar Association, the American Bar Association Sections, on Litigation and Antitrust, and the California Bar Association Section on Litigation.