Mark D. Eastburn joined Eastburn and Gray in 2018 after serving for three years as an Assistant District Attorney in Bucks County. Mark most frequently practices in the areas of criminal law, civil litigation, and land use and zoning. Representative matters include:

  • Secured a judgment on behalf of first time homebuyers in an action against the seller of the home for failing to disclose a history of water infiltration into the home’s basement.
  • Obtained a judgment on behalf of a residential property owner in a landlord-tenant dispute, and successfully defended the property owner from the tenants’ claims for damages.
  • Earned a complete acquittal at trial for a juvenile charged with over twenty felony and misdemeanor offenses for allegedly passing counterfeit currency.
  • Obtained zoning relief and conditional use approval related to a local municipal authority’s construction project.


Mark is a member of the Bucks County Bar Association and the Pennsylvania Bar Association. He is also a member of the Criminal Law section of the Bucks County Bar Association.

Since 2015, he has been a member of the Bucks County American Inns of Court. The purpose of the group is to meet routinely to discuss matters of ethics, skills and professionalism.

Bar Admission

Supreme Court of Pennsylvania; Supreme Court of New Jersey; and the United States District Court for the Eastern District of Pennsylvania.


Mark received his law degree from St. John’s University School of Law in New York and his B.A. in Economics from Fairfield University in Connecticut.

Honors and Awards

  • Selected by peers for inclusion in Pennsylvania Super Lawyers magazine, 2020 - present.
  • St. John’s Law Pro Bono Service Award Recipient for completing over 500 pro bono hours.

Clerkship Experience

Between 2014 and 2015, Mark served as a judicial law clerk to the Honorable Jeffrey L. Finley, Judge of the Bucks County Court of Common Pleas.

Volunteer and Community Work

  • Member, Board of Directors, Aldie Foundation, 2019 – present
  • Assistant Coach, Men’s Lacrosse, Pennridge School District, 2019 – present

Personal Data

Mark is a native of Doylestown and he is a grandchild third removed from the founder of Eastburn and Gray. When he is not practicing law, he enjoys biking and playing basketball.