Headshot of Sean T. Hennigan, a Medford-based personal injury lawyer at Morgan & Morgan

Sean T. Hennigan

Trial Attorney

Sean Hennigan was born and raised in Syracuse, New York. He received his Bachelor of Science from UMass Boston and earned his Juris Doctorate from the Massachusetts School of Law. Prior to joining Morgan & Morgan, Sean worked for a plaintiff's firm for 5 years and then opened his own law practice. Sean vigorously represents clients at all levels of the trial court. Now, Sean utilizes his prior experience and knowledge that he gained to obtain the compensation his clients deserve. Sean serves as the Clerk of the Wilmington Planning Board.



  • UMass Boston
  • Massachusetts School of Law

  • Massachusetts 2014
  • U.S. District Court for District of Massachusetts 2015