Shaun M. Donnelly

Shaun M. Donnelly

Senior Associate

Email shaun.donnelly@​

Phone +1 617 371 1009

Fax +1 617 371 1037

Practice groupLitigation, Arbitration, and Employment

Shaun Donnelly is an experienced trial attorney whose practice focuses on white collar criminal defense, government and internal investigations, regulatory enforcement matters, and complex civil litigation.

Shaun regularly counsels individuals and businesses across industries in matters arising out of alleged fraud, false claims, tax evasion, money laundering, securities fraud, export controls violations, and violations of the Foreign Corrupt Practices Act. He also regularly conducts internal investigations on behalf of corporate clients and independent investigations on behalf of private educational institutions. Shaun leverages his past experience, including his time as a prosecutor, to provide an insightful, well-rounded approach to case analysis, investigations, and all phases of litigation and appeals. He has also drawn on his past experience to build a significant pro bono practice, which includes working regularly with the New England Innocence Project.

Prior to joining the firm, Shaun served as an assistant district attorney in the Middlesex District Attorney's Office in Massachusetts, where he oversaw complex investigations, argued countless motions, and tried well over fifty cases. While in law school, Shaun interned at the U.S. Attorney's Office for the District of Massachusetts, and at the FBI's Boston office. He represented indigent defendants at the Boston Municipal Court as a student attorney in Boston University Law's criminal defense clinic, and interned for the Honorable O. Rogeriee Thompson of the U.S. Court of Appeals for the First Circuit.

Education and admissions


J.D., Boston University School of Law, 2013

B.A., Providence College, magna cum laude, 2007


Boston Bar Association

Bar admissions and qualifications


Court admissions

U.S. District Court, District of Massachusetts

Representative experience

As a prosecutor, worked with law enforcement to investigate motor vehicle crashes involving fatalities and serious injuries to determine appropriate criminal charges.*

Interviewed witnesses and victims of violent crimes and sexual assaults in preparation for trials.*

Secured convictions of numerous criminal defendants charged with offenses involving domestic violence, impaired driving, drug distribution, and firearm offenses.*

Participated on trial team in connection with an insurance coverage claim concerning environmental cleanup costs for a commercial property owner.*

Successfully argued multiple pretrial motions, including motions to suppress in criminal matters.*

Defended indigent clients charged with assault and battery, larceny, and drug offenses at the Boston Municipal Court.*

Successfully argued to dismiss an assault and battery case following thorough crime scene investigation and interviews of multiple witnesses.*

*Matter handled prior to joining Hogan Lovells.

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