Boston OUI & Criminal Defense Attorney
Free Consultations 617.925.6772
Reputable & Experienced Attorney Who Will Relentlessly Fight On Your Behalf

Attorney Jack Diamond

Boston Criminal Defense Lawyer

Having the right representation on your side is crucial during a criminal defense case. With over 20 years of tested legal knowledge and experience, Attorney Jack Diamond is the Boston criminal defense lawyer you can count on. With experience representing those charged with the crime of drunk driving, Jack Diamond is widely recognized as one of the best OUI (DUI, DWI Drunk Driving) lawyers in the Commonwealth of Massachusetts.

Call (617) 925-6772 now and schedule your free consultation with Jack Diamond Law Offices. We have offices in Hingham, Quincy, and Plymouth

Help When You Need It Most

Jack Diamond has been successfully representing persons charged with drunk driving, OUI, DUI, and DWI, in Boston and throughout Massachusetts for over 20 years. He is an experienced and accomplished attorney, dealing with most matters related to drunk driving incidents.

Some of these include:

To better serve his clients, Jack Diamond is involved with several local and national criminal defense and drunk driving defense organizations including the National College for DUI Defense, National Association of Criminal Defense Lawyers, and Massachusetts Association of Criminal Defense Lawyers.

Get the help of an aggressive Boston criminal defense lawyer on your side by dialing (617) 925-6772 or contacting us online today.

Why Choose Jack Diamond Law Offices?

With 24/7 availability and a reputation for advocacy throughout the Boston community, our team is there for you when you need it. If you have been arrested for drunk driving in Boston, it is important to have someone on your side you can trust. Having served as an assistant district attorney in Suffolk County, Jack Diamond understands the strategies used by the prosecution and knows how to combat their efforts to paint you as a villain.

By working with Jack Diamond Law Offices, you increase your chances of keeping your license, avoiding steep fines, and staying out of jail. We are ready to help, so call today and schedule your free consultation.

Areas of Practice

  • Criminal Defense
  • Drunk Driving Defense
  • Drug Crimes
  • Firearm Offenses

Litigation Percentage

  • 100% of Practice Devoted to Criminal Defense Litigation (95% OUI Defense)

Bar Admissions

  • Massachusetts, 1990
  • U.S. District Court District of Massachusetts, 1992


  • New England School of Law, Boston, MA, 1990
    J.D., Doctor of Jurisprudence
  • Boston College, Chestnut Hill, Massachusetts, 1983
    B.S., Bachelor of Science

Professional Associations & Memberships

  • National College for DUI Defense (NCDD) Member
  • Association of Trial Lawyers of America (ATLA) Member
  • Massachusetts Academy of Trial Attorneys (MATA) Member
  • Massachusetts Association of Criminal Defense Lawyers (MACDL) Member
  • National Association of Criminal Defense Lawyers (NACDL) Member
  • Massachusetts Bar Association (MBA) Member
  • Boston Bar Association (BBA) Member
  • Norfolk County Bar Association Member
  • Quincy Bar Association Member

Past Employment Positions

  • Suffolk County District Attorney's Office, Assistant District Attorney, 1990 - 1994
  • Boston Municipal Court, Head Administrative Assistant, 1987 - 1990

Why Trust Jack Diamond?

  • 20+ Years of Experience

    Jack Diamond began his career as a prosecutor in 1990 & has gained a great reputation.

  • Continuing Education

    Jack Diamond does continuing education to keep current with laws & changes within the legal system.

  • 24/7 Availability

    Jack Diamond is available to answer your calls around the clock and offers free consultations.

Free Consultations

Call our office today at (617) 925-6772 Or fill out the form below to schedule your consultation.
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