• Bio
  • Credentials
  • Notable Work
  • Memberships
  • Community Involvement

Mary Elizabeth Tenn


Mary Elizabeth Tenn joined Tenn And Tenn, P.A. in 2001. Mary’s practice areas include personal injury, domestic relations and complex commercial litigation matters in New Hampshire. As part of Mary’s diverse practice, she regularly represents both corporations and individual clients.

Mary has achieved multi-million dollar verdicts and settlements for her personal injury clients.

Mary is admitted to practice in all state and federal courts in New Hampshire and Massachusetts. She also is admitted to practice in the United States Supreme Court.

Prior to joining Tenn And Tenn, P.A., Mary worked as a litigation attorney at Hale and Dorr LLP in Boston, now WilmerHale. During that time, Mary also served as Special Assistant District Attorney for Middlesex County and prosecuted cases on behalf of the Commonwealth of Massachusetts.

Mary is a frequent trial advisor for the Trial Advocacy Workshop at Harvard Law School and a judge for the Harvard Law School First-year Moot Court Program.

Mary received her J.D. degree, cum laude, from Harvard Law School, where she served as Co-Chairperson of the Tenant Advocacy Project and as an editor of Harvard Civil Rights Civil Liberties Law Review. She received a B.A., summa cum laude, from Boston College, where she was elected to Phi Beta Kappa and awarded membership in the National Jesuit Honor Society --The Order of the Cross and Crown.

Born and raised in Manchester, Mary is active in local legal, community and charitable organizations.

Mary serves on the board of the New Hampshire Bar Foundation. She also is the State Chair for New Hampshire for the Fellows of the American Bar Foundation. Mary is a past president of the New Hampshire Bar Association. She also is a past president of the Manchester Bar Association and currently serves on the Manchester Bar executive committee.

Mary serves on the Board of Advisors for the Warren B. Rudman Center for Justice, Leadership and Public Policy. She previously served on the Board of Directors for the Girl Scouts of Swift Water Council and the Board of Trustees for Leadership New Hampshire.

In 2005, Mary was recognized by the New Hampshire Bar Foundation and presented the prestigious Robert E. Kirby award for demonstrating the traits of civility, courtesy, perspective and excellence in the practice of law.

Mary repeatedly has been selected for inclusion in Super Lawyers, an annual rating service of outstanding lawyers who have attained a high degree of peer recognition and professional achievement in the areas of personal injury and family law. She also has been recognized for her work in family law in Best Lawyers in America, one of the oldest and most respected peer-review publications.

In 2016, New Hampshire Magazine recognized Mary as the Best Lawyer in Family Law. Mary, along with her brother and law partner James J. Tenn, Jr., also was selected by Business NH Magazine as New Hampshire’s top attorney in Family Law in 2015. She previously received the recognition in February, 2012 when she was voted New Hampshire’s Top Attorney in Family Law.

In 2016, Mary was inducted as a fellow of the Litigation Counsel of America, a peer-selected honorary society of lawyers vetted for their skill, expertise and service.

Appointed by the New Hampshire Supreme Court, Mary currently serves as Chair of the New Hampshire Board of Bar Examiners. She was previously appointed by the New Hampshire Supreme Court to serve on the Professional Conduct Committee and the Hearings Panel.



  • J.D., Doctor of Jurisprudence, Harvard University Law School, Cambridge, Massachusetts, 1994

    • Honors: Cum Laude

  • B.A., Bachelor of Arts, Boston College, Chestnut Hill, Massachusetts, 1991

    • Honors: Summa Cum Laude

Jurisdictions Admitted to Practice

  • Massachusetts, 1994
  • New Hampshire, 1995
  • U.S. Supreme Court, 1999
  • President’s Perspective: Political Discourse: A Primary Responsibility
  • President’s Perspective: Pope Francis & Pro Bono: Why We Should Give Back
  • President’s Perspective: Be Ready: Midyear Meeting Addresses New Challenges
  • President’s Perspective: Civics Education: Keep the Republic
  • President’s Perspective: In Memoriam: Justice Scalia, The Happy Warrior
  • President’s Perspective: We’ve Come a Long Way… Maybe?
  • A Practical Guide to Discovery and Depositions in New Hampshire Chapter 22, Discovery in Divorce Cases, MCLE, Inc. Supp. 2018.
  • Mary Tenn Featured in February 2012 Business NH Magazine
Community Involvement

Community Involvement

  • The Warren B. Rudman Center for Justice, Leadership and Public Policy

    • Board of Advisors (2015-present)

  • Leadership New Hampshire

    • Class of 2003

    • Board of Trustees (2006-2012)

  • Girl Scouts of Swift Water Council

    • Past Board Member

  • Manchester Community Television

    • Past Board Chair

Professional and Bar Association Memberships

  • New Hampshire Bar Association, President (2015-2016)

  • Manchester Bar Association, President (2011-2012)

  • New Hampshire Bar Foundation, Board Member (2013- present)

  • New Hampshire Board of Bar Examiners, Chair (2017-present)

    • Member (2011)

    • Vice chair (2012-2017)

  • New Hampshire Judicial Council, Board Member (2014 -2015)

  • New Hampshire Attorney Discipline System

    • Professional Conduct Committee Member (2013-2014)

    • Hearing Committee Member (2010-2013)

  • United States District Court, New Hampshire, Local Rules Subcommittee (2006 -present)

  • National Conference of Bar Presidents, Member (2013-present)

  • New Hampshire Association for Justice, Board Member (2007- 2010)

  • American Bar Foundation and New Hampshire Bar Foundation, Fellow

  • Fellows of the American Bar Foundation, State Chair for New Hampshire (2018-present)

Community Involvement

  • The Warren B. Rudman Center for Justice, Leadership and Public Policy

    • Board of Advisors (2015-present)

  • Leadership New Hampshire

    • Class of 2003

    • Board of Trustees (2006-2012)

  • Girl Scouts of Swift Water Council

    • Past Board Member

  • Manchester Community Television

    • Past Board Chair

Why Choose Tenn And Tenn Let Our Family Help Your Family
  • A Family Firm

    We are a family committed to providing excellent service to our clients.

  • Statewide Service
    We work hard to obtain the best results possible for clients throughout New Hampshire.
  • Trial-Tested Attorneys
    Our lawyers are experienced courtroom advocates who are ready to take your case to trial to obtain justice.
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