Rhonda Harper, MBA - Expert Witness

Rhonda HarperRhonda Harper is a court qualified trademark, advertising, and marketing expert witness.

Since 2005, Rhonda has been retained by hundreds of law firms to provide testimony in cases involving trademark infringement, misleading or false advertising, licensing, defamation, breach of contract, business operations, licensing, sponsorship, deceptive trade practices, patent infringement, unauthorized appropriation and use of likeness, unfair competition, and unlawful, unfair, and fraudulent business practices. 

Rhonda's professional experience includes serving as: chief marketing officer/vice president of marketing, Walmart/Sam's Club; chief marketing officer/vice president of marketing, VF Corporation/VF Intimates; global director marketing communications, UPS; senior vice president and general manager, Ketchum Communications; marketing and promotion executive, Nabisco and Warner-Lambert; adjunct marketing professor, American University and Fairleigh Dickinson University; and serial entrepreneur. 

Consumer Perception: Trademark Surveys and False Advertising Surveys

Likelihood of Confusion, Secondary Meaning, Genericness | Misleading and/or Fradulent Advertising Surveys 

Rhonda Harper has conducted thousands of surveys, hundreds of them for litigation purposes. As a leading survey expert witness, she has conducted or rebutted more than 200 Lanham Act trademark, trade dress, and advertising surveys. Rhonda has the expertise required regarding the methods and formats for likelihood of confusion, secondary meaning, dilution, famousness, and genericness surveys for both circuit courts and the Trademark Trial and Appeal Board. Using state-of-the art survey designs, hosting platforms, sample selections, and analytics that are probative of the relevant issues in each case, she is well versed in the primary treatises set forth by J. Thomas McCarthy, Robert Thornburg, Shari S. Diamond, and Jerre B. Swann. Bottomline, Rhonda provides solid scientific survey evidence that stands up in court.

Rhonda has also successfully testified regarding likelihood of confusion and secondary meaning by addressing the factors relevant to the case's jurisdiction.

Likelihood of Confusion; Secondary Meaning; Genericness; Advertising


Rhonda Harper has testified across a wide range of marketing topics (e.g., marketing, branding, advertising, promotion, public relations, product development, licensing, in-store merchandising,  and communications)  in cases involving class actions, breach of contract, unfair competition, trade practices, and consumer privacy. Rhonda has also successfully testified regarding likelihood of confusion and secondary meaning by addressing the factors relevant to the case's jurisdiction.

Marketing; Licensing; Advertising


Rhonda Harper has successfully rebutted nearly 100 expert reports, including surveys and marketing reports. She also provides guidance on how to approach the opposing expert's testimony.


Rhonda Harper has provided testimony more than 100 times. She has been court-qualified in virtually every Federal Circuit Court, along with many State Courts, the Trademark Trial and Appeal Board, and in arbitrations through both AAA and JAMS. She is skilled at testifying in depositions as well as both jury and bench trials.


Rhonda Harper has been retained by over 200 law firms nationwide, many of them are repeat clients. The firms range from the largest global firms, to IP specialty firms, and small boutiques. She has testified across more than 120 goods and services categories. 

Clients, Goods & Services Categories Served

I very strongly recommend Ms. Harper from Harper Litigation Consulting and Research. She is great to work with and her work product is absolutely top-shelf. Partner, Greenberg & Traurig

I would characterize Ms. Harper's courtroom testimony as one of the best I’ve seen in doing this 34 years. Very well prepared, unwavering in the face of cross-examination, and very persuasive to the jury. Very well done. Partner, Matthews, Lawson, McCutcheon & Joseph

Expert designations can be a last-minute challenge.  Rhonda Harper is responsive and timely, and her reports, deposition preparation, and testimony are complete and persuasive.  An unqualified recommendation for cases that require a top-shelf expert. Law Office of Bradley L. Booke

2023 Case: $25 Million Settlement

Ms. Rhonda Harper served as the Plaintiffs' marketing expert in Walter Peters v. Apple.