About
J.W. Carney Jr. is a highly regarded criminal defense attorney practicing in Massachusetts State and Federal Courts. Recognized as one of the Top 100 Lawyers in Massachusetts, he has built a reputation for successfully handling serious felony cases, including murder, white-collar crimes, drug offenses, and federal investigations. His strategic defense work has helped numerous clients protect their rights, avoid charges, and secure fair outcomes in court. He is frequently sought for high-profile and complex cases, earning recognition from legal publications and his peers.
Mr. Carney earned his J.D. from Boston College Law School in 1978. He previously obtained a B.A. from Holy Cross College, Worcester, Massachusetts, in 1975. His academic background laid the foundation for his expertise in criminal law, trial advocacy, and sentencing strategies.
After law school, Mr. Carney began his career as a public defender in Boston from 1978 to 1983. He then served as an Assistant District Attorney in Middlesex County from 1983 to 1988, leading a team that prosecuted serious crimes. He later transitioned to private practice, focusing exclusively on criminal defense.
Mr. Carney has tried 198 jury cases, including major felony and federal cases. His high-profile defense work includes representing James “Whitey” Bulger, Tarek Mehanna (a terrorism case), and John Salvi (Brookline abortion clinic murders). His expertise extends to mental health defenses, expert witnesses, and creative sentencing solutions.
A Fellow of the American College of Trial Lawyers, J.W. Carney Jr. has contributed to legal scholarship by editing and authoring key legal publications. He has served on the Massachusetts Judicial Nominating Commission for over 22 years and frequently lectures at legal education programs. With 44 years of experience, Mr. Carney remains a dedicated advocate, ensuring that every client receives a strong and strategic defense.
Law Office Affiliations
- Partner, Carney, Gaudet & Carney
- Past Officer, Boston Bar Association
Licensed State
- Massachusetts
Education
- Boston College Law School
Juris Doctor (JD) - Holy Cross College
Bachelor of Arts (BA)
Awards & Badges


- Child abuse
- Computer fraud
- DUI and DWI
- Domestic violence
- Drug Crime
- Expungement
- Federal crime
- Sex crime
- Violent crime
- White collar crime