In Memorium – Donald J. P. Sweeney – 1938-2021Please Click Here

Brianna D. O’Donnell

Phone: (215) 963-2454
Fax: (215) 557-0999


Brianna O’Donnell is a member of the Pennsylvania bar. She concentrates her practice in general liability, premises liability, and employment matters. She is a member of the Philadelphia Bar Association.
During law school, Brianna worked as a legal intern for the Bucks County District Attorney’s Office, where she researched and assisted in drafting briefs and memorandums. Additionally, Brianna worked as a law clerk in workers’ compensation where she assisted in corresponding with clients and provided case valuations.
During her time at Widener University – Delaware Law School, Brianna worked as a legal intern for Widener Delaware Law Environmental and Natural Resources Law Clinic – working with organizations and individuals seeking to protect the environment. She was also Vice President of Community Service for Youth Court. Immediately prior to law school, Brianna received a Bachelor of Science in criminal justice with a minor in political science from Shippensburg University.
Brianna is admitted to practice before the Pennsylvania bar and United States District Court for the Eastern District of Pennsylvania.
Outside of Sweeney & Sheehan, Brianna enjoys spending time with family and friends, going to the gym, and taking her dog to the park.


Widener University – Delaware Law School – Juris Doctor, 2022
Shippensburg University – Bachelor of Science, 2019

Bar Admission

  • Pennsylvania -2023
  • United States District Court for the Eastern District of Pennsylvania – 2023