Caroline W. Rion

Caroline Rion practices in the areas of products liability, occupational disease and toxic exposure.


Caroline represents children and families exposed to toxic lead paint pigment, as well as thousands of women who have suffered life-altering effects allegedly caused by defective medical products including Essure permanent birth control and transvaginal mesh. 

She also contributes to the national opioid litigation filed for dozens of states, cities, towns, counties and townships regarding the alleged misrepresentation of harmful and addictive prescription drugs by opioid manufacturers and distributors. Additionally, Caroline also has experience representing workers and other victims in individual and consolidated cases alleging mesothelioma and other diseases caused by asbestos.

Before joining Motley Rice, Caroline gained experience in case management strategy as a law clerk with the Southern Environmental Law Center, working on issues involving complex federal and state environmental statutes and regulations. Caroline also worked as a law clerk at a Charleston, S.C.-based law firm where she assisted with client interviews, hearings and mediations. 

Caroline’s political experience includes internships with Senator Lindsey Graham’s Columbia, S.C., office and the Conservation Voters of South Carolina. She also worked with the District of Columbia Bar Association’s Attorney/Client Relations Program in Washington, D.C., assisting in the resolution of fee disputes through arbitration, committee meetings and case summaries.

Along with receiving the top score in appellate oral advocacy in products liability litigation at the Charleston School of Law, Caroline was recognized by the school for providing more than 100 hours of pro bono work. Additionally, she served as Treasurer to the Women in Law and as a member of the marketing committee for the Federal Court’s Law Review.

Caroline is active in the Charleston community and volunteers as a mentor in the BRIDGE Program, an initiative to provide substance abuse rehabilitation services to people involved in the federal criminal justice system. BRIDGE is a joint effort between the U.S. Probation Office, Federal Public Defender’s Office, U.S. Attorney’s Office, and South Carolina’s U.S. District Court.

Open Bio


  • J.D., Charleston School of Law, 2013
  • B.A., University of South Carolina, 2007


  • American Bar Association
  • South Carolina Association for Justice
  • South Carolina Bar Environmental Law Section
  • South Carolina Women Lawyers Association
  • Charleston County Bar Association

Licensed In

  • South Carolina

Admitted to Practice Before

  • U.S. District Court for the Eastern District of Wisconsin


Active Case

Opioid Litigation

The growing opioid epidemic crosses virtually all demographics, and with more than half a million related deaths recorded in the U.S. since 2015, the crisis has officially been declared a public health emergency.

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