HomeMassachusettsBostonMarianne LeBlanc

Marianne LeBlanc

Proven Verdicts
Principal at Sugarman & Sugarman
Boston, MAAdmitted 1993

About Marianne LeBlanc

Marianne C. LeBlanc is a trial attorney with a three-decade record in the courtroom, concentrating on medical malpractice, liquor liability, premises liability, and nursing home litigation. She has been inducted as a Fellow of the American College of Trial Lawyers and was named one of the Top 10 Massachusetts Super Lawyers for 2025. She has been repeatedly listed in "Best Lawyers in America" and selected as one of the Top 50 Women Lawyers in Massachusetts. In 2018, the Massachusetts Supreme Judicial Court appointed her to a four-year term on the Board of Bar Overseers, and in 2021 she was appointed to serve as its Chair.

She currently serves as Massachusetts Governor to the American Association for Justice, as Chair of the Norfolk Superior Court Bench-Bar Committee, and on the Board of the Massachusetts Academy of Trial Attorneys. She is a past President of the Women's Bar Association of Massachusetts and a past Chair of the AAJ Women Trial Lawyers Caucus. Marianne joined the firm in 1993.

Proven verdicts and settlements

$28 millionVerdict

A Suffolk County jury awarded $28 million, including $25 million in punitive damages, after Father's Huddle Cafe in Boston served alcohol to underage patrons who attacked Thomas Christopher, 23, chasing him into traffic where he was struck and killed; the Massachusetts Appeals Court affirmed the verdict against the bar on January 28, 2003.

Suffolk County Superior Court / Massachusetts Appeals Court (affirmed 2003) · 2003Wrongful DeathRead the full story →
View all 4 proven verdicts →

Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.

Practice areas

Education

Boston College
J.D., 1993
Wellesley College
Undergraduate, 1990

Bar admissions & credentials

State Bar of Massachusetts, admitted 1993

Other attorneys at Sugarman & Sugarman

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Proven verdicts and settlements from other Boston firms

Lubin & Meyer
Lubin & Meyer
$40 million · $40 Million Verdict for Family of Boy Left with Cerebral Palsy After Five-Hour Delivery Delay
Swartz & Swartz
Swartz & Swartz
$18.4 million · Federal Jury Awards $18.4 Million After Lahey Clinic Doctors Cancel HIV Test, Allowing AIDS to Develop
Thornton Law Firm
Thornton Law Firm
$300 million · $300 Million Settlement for Pension Funds Overcharged on Foreign Currency Trades
Breakstone, White & Gluck
Breakstone, White & Gluck
$56 million · $56 Million Verdict for Newburyport Man Left Amputee With Brain Injury After Amazon Van Crash
Sweeney Merrigan Personal Injury Lawyers
Sweeney Merrigan Personal Injury Lawyers
$450 million (sought) · $450 Million Wrongful Death Suit: Eversource Ignored Gas Leak for Three Years Before Fatal Maynard Explosion