Matheu D. Nunn

Top rated family law attorney in Denville, New Jersey

Einhorn, Barbarito, Frost & Botwinick, PC
Matheu D. Nunn
Einhorn, Barbarito, Frost & Botwinick, PC

Practice Areas: Family law, Appellate, Estate & trust litigation; view more

Licensed in New Jersey since: 2007

Education: Rutgers School of Law - Camden

Selected to Super Lawyers: 2022 - 2023 Selected to Rising Stars: 2013 - 2021

No aspect of this advertisement has been approved by the Supreme Court of New Jersey. Please visit the Super Lawyers Selection Process for a detailed description of the Super Lawyers selection methodology.

Virtual Appointments

Einhorn, Barbarito, Frost & Botwinick, PC

165 East Main Street
Denville, NJ 07834 Visit website


Matheu D. Nunn is a Partner with the Morris County-based law firm, Einhorn, Barbarito, Frost & Botwinick, PC. Mr. Nunn co-Chairs the Firm's Family/Divorce Practice and its General Appellate Practice. As a family law attorney, he works with cases involving divorce, child custody, child support, grandparent rights, prenuptial agreements, and other family law issues. He serves clients throughout New Jersey, including Morris, Essex, Sussex, Somerset, Bergen, and Monmouth counties. 

As a practicing attorney, Mr. Nunn has litigated many complex legal matters at the trial court, Appellate Division, and Supreme Court, establishing himself in the process as a prominent member of the New Jersey legal community. He has a wide array of experience representing individuals from all fields, including but not limited to: athletes, business owners, entertainers, executives, financial services, lawyers, physicians, police officers, and teachers—as well as the spouses of individuals in those fields. His work has resulted in several, precedent-setting decisions including Bisbing v. Bisbing, Quinn v. Quinn, Woytas v. Greenwood Tree, and Clark v. Clark - and more than 60 other decisions. Over the years, he has lectured on family law and other legal topics for various legal organizations and at continuing legal education events. Mr. Nunn has also been published in several journals.

The New Jersey Law Journal has twice nominated Mr. Nunn for its "Attorney of the Year" Award. The business journal, NJBIZ, included Mr. Nunn on its Top 40 Under 40 list. He is also listed in The Best Lawyers in America magazine. The National Law Journal has also recognized Mr. Nunn for his accomplishments. Active in his legal community, he is a member and former trustee of the Morris County Bar Association and is an appointed member of the New Jersey State Bar Association Amicus Committee, which advocates at the Supreme Court on behalf of New Jersey attorneys.

Mr. Nunn received a bachelor’s degree from the University of Delaware in 2003. He went on to graduate with honors from Rutgers Law School (Camden) in 2007, where he served as an editor of the Rutgers University Law Review. Earlier in his legal career, he served as a county prosecutor, municipal prosecutor, and clerked for both the Honorable Jack M. Sabatino, P.J.A.D. (2008) and the Hon. B. Theodore Bozonelis, A.J.S.C (2007). 

Best Lawyers® and The Best Lawyers in America© are registered trademarks of BL Rankings, LLC d/b/a Best Lawyers and Co., LLC. The names, logo, and database are protected under the trademark, copyright, and fair use laws of the United States of America. Any use of name, including in electronic form, must be made only by permission and under the guidelines of BL Rankings, LLC d/b/a Best Lawyers and Co., LLC.

Practice areas

Family law, Appellate, Estate & trust litigation

Focus areas

Adoption, Alimony & spousal support, Child support, Custody & visitation, Divorce, Prenuptial agreements, Father's rights, Appeals

First Admitted: 2007, New Jersey

Professional Webpage:

Pro bono/Community Service:
  • Municipal Prosecutor, Morris Township, New Jersey
  • Deputy Mayor/Committeeman, Morris Township, New Jersey, 2015-2018
  • Member, Morris Township Ethics Committee, 2012
  • Member, 200 Club of Morris County
  • For the second consecutive year, selected as one of three attorneys throughout the State for the New Jersey for the New Jersey Law Journal's "Attorney of the Year" award. The nomination makes Nunn the only two-time nominee in the history of the award, 2017 - 2018, Attorney of the Year Finalist, New Jersey Law Journal
  • Super Lawyer Rising Star, Criminal Law, 2014
  • Super Lawyer Rising Star, Family Law, 2013, 2015, 2018, 2020
  • The Best Lawyers in America, (Woodward/White, Inc.), Family Law, 2019-2021
  • Super Lawyer Rising Star, Appellate practice, 2016-2019
  • 40 Under 40, NJBIZ, 2020
  • One of less than 30 divorce attorneys selected throughout the country by the National Law Journal as a "Trailblazer" in the area of divorce and/or trusts & estates law, Trailblazer, National Law Journal, 2017
  • Selected by peers to receive an Av-Preeminent rating from Martindale-Hubbell (the highest possible rating), AV-Preeminent, Martindale-Hubbell, 2014
Educational Background:
  • University of Delaware, B.A. in Political Science, 2003
  • Counsel of record in Bisbing v. Bisbing, 230 N.J. 309 (2017) in which Nunn convinced the New Jersey Supreme Court to reverse the 16-year-old child-relocation decision of Baures v. Lewis, 2017
  • In Re Child by J.E.V., 226 N.J. 90 (2016)
  • Counsel in In re J.E.V., 226 N.J. 90 (2016), a contested adoption matter involving right to counsel, 2016
  • Counsel in Bisbing v. Bisbing, N.J. Super. (App. Div. 2021), a case in which the Appellate Division held that a $425,000 counsel fee award to a Father who opposed his children's relocation could not be discharged by the Mother in bankruptcy, 2021
  • Counsel in Lapsley v. Sparta Township, 466 N.J. Super. 160 (App. Div. 2021), a case involving a serious personal injury caused by a municipality's snow plow driver, 2021
  • Amicus Counsel in State v. Andrews, 243 N.J. 447 (2020), a case involving the right to privacy in a criminal defendant's cell phone passcode, 2020
  • Counsel in Woytas v. Greenwood Tree, 237 N.J. 501 (2019), a Supreme Court case involving life insurance obligations following an Obligor's suicide, 2019
  • Counsel in Quinn v. Quinn, 225 N.J. 34 (2016), where the Supreme Court concluded that Wife's cohabitation terminated Husband's alimony obligation (and could not be reinstated), 2016
  • Counsel in Bisbing v. Bisbing, 445 N.J. Super. 207 (App. Div. 2016), a case in which the Appellate Division reversed a trial court's decision to allow the parties' children to relocate to Utah with their Mother, 2016
  • Counsel in In re Adoption by J.E.V., 442 N.J. Super. 472 (App. Div. 2015), a case involving a contested adoption, 2015
  • Counsel of Clark v. Clark, 429 N.J. Super. 61 (App. Div. 2012), a published appellate opinion regarding the impact that financial defalcations may have on the receipt of alimony by the spouse engaged in such "bad" financial conduct
Scholarly Lectures/Writings:
  • Moderated seminar geared towards family law attorneys. Panelists included Supreme Court Justices Jaynee LaVecchia and Anne M. Patterson; and Appellate Division Judges Jose L. Fuentes, P.J.A.D.; Mary Catherine Cuff, P.J.A.D. (ret.); and Marie E. Lihotz, P.J.A.D. (ret.) (2018, NJICLE), Moderator/Presenter, "Family Law Appeals", NJICLE, 2018
  • “Law of Interrogation” – Morris County Policy Academy (Fall and Spring 2010)
  • “The Infrequent Fliers Program – Doing it Right on Appeal” – Panelist – New Jersey State Bar Association Convention (May 2011)
  • “Cyber-Bullying” – Chester, New Jersey (June 2011)
  • “Trial and Grand Jury Testimony” – New Jersey State Police Academy (June 2011)
  • “Keynote Address” – Morris County Police Academy – Explorer Graduation (June 2011)
  • “Privacy Issues in Family Law” – Institute for Continuing Legal Education (September 2011)
  • “Privacy Issues in Family Law” – Somerset County Bar Association (October 2011)
  • Keynote Speaker – Hispanic Chamber of Commerce (2012)
  • “Hot Tips for Family Lawyers” – Institute for Continuing Legal Education (2012)
  • Moderator – Appellate Seminar with Supreme Court Justice Patterson, Judge Axelrad, Judge Sabatino, and Judge Stern (ret.) (2013, MCBA)
  • Moderator – Appellate Seminar with Supreme Court Justice Anne M. Patterson, Judge Francine I. Axelrad, Judge Jack M. Sabatino, and Judge Edwin H. Stern (ret.) (2014, MCBA)
  • Moderator – Appellate Seminar with Supreme Court Justice Virginia Long (ret.), Judge Phillip S. Carchman (ret. and on recall), Judge Catherine I. Enright, and Bonnie Frost (2014, MCBA).
  • Panelist – Cohabitation Seminar with Judge Michael E. Hubner (2016, MCBA)
  • Panelist – Evidence for Family Lawyers with Judge David H. Ironson (2017, NJICLE)
  • Panelist – “Preparing and Appearing Before the New Jersey Appellate Division” with Judge Jack M. Sabatino, P.J.A.D. (2017, NJAJ)
  • Panelist, “Bisbing v. Bisbing” with Judge Michael Casale, J.S.C. (ret.) – The Justice Virginia Long Family Law American Inn of Court (2017)
  • Panelist, “Relocation and Your Custody Case in Light of Supreme Court Opinion – Bisbing v. Bisbing” (2017, NJAJ)
  • Panelist, “Bisbing and Child Relocation” with Hon. Maritza Berdote-Byrne, P.J.F.P. (2017, MCBA)
  • Panelist, “’He Said, She Said’ and ‘I think…’: How Mental Health Professionals Come to Conclusions When Doing Assessments in Family Law Cases” with Hon. Hany Mawla, J.A.D. and Hon. Peter Bogaard, J.S.C. (2017, NJSBA)
  • Moderator, “Family Law Appeals” with Supreme Court Justices Jaynee LaVecchia and Anne M. Patterson; and Appellate Division Judges Jose L. Fuentes, Mary Catherine Cuff (ret.), and Marie E. Lihotz (ret.) (2018, NJICLE)
  • Panelist, “Child Custody Basics: Everything You Need to Handle Child Custody Matters in 2019” (2019, NJICLE)
  • Spouses: Your Marital Settlement Agreements Really Are Enforceable
  • The Perfect Deponent: Advice On How To Avoid Catching A Bad Case Of The “SHUTUPNOWs”
  • As 2018 Approaches Its End
  • Divorced Co-Parents: What Happens When You Disagree Over Travel and Quarantine
  • Child Relocation: Case Law, Social Science, and Practice Implications
  • Till Death Do Us Part, Unless I Need to Sue Your Estate
  • Seeking Injunctive Financial Relief in the Family Part: Eating (and Digesting) ‘Crowe’
  • Cohabitation Frustration: A Primer on ‘Prima Facie’
  • Common Evidence Issues in Family Part Trials: Yes, the Rules Apply
  • Common Evidence Issues in Family Trials (Part II): The Rules Still Apply
  • On April 23, 2001, the Supreme Court of New Jersey decided Baures v. Lewis, 167 N.J. 91 (2001). For more than 16 years, Baures guided post-divorce interstate relocation of children in a manner that generally favored the primary-custodial parent who sought relocation. On Aug. 8, 2017, the Supreme Court decided Bisbing v. Bisbing, 230 N.J. 309 (2017), which reversed Baures and set the new standard for interstate relocation disputes—a "best interests" analysis. Bisbing is a landmark decision that serves as a departure from Baures, Co-Author, 'Bisbing' Evens the Playing Field in Child Relocation Cases, New Jersey Law Journal, 2017
  • Moderator of appellate seminar for family law attorneys, featuring retired Supreme Court Justice Virginia Long; retired Presiding Judge of the Appellate Division, Philip Carchman; and Presiding Judge of the Family Part in Morris County, Catherine Enright., Moderator, Appellate Practice for Family Lawyers, Morris County Bar Association, 2014
  • Presented tips on handling domestic violence proceedings., Presenter, Hot Tips in Family Law, NJICLE, 2012
  • Panelist for a question-and-answers session on appellate practice with Supreme Court Judge Edwin Stern, Appellate Division Judge Marie Lihotz, and attorney Jeff Mandel, Presenter, The Infrequent Fliers Program - Doing It Right on Appeal, New Jersey State Bar Association, 2011
  • Moderated an Appellate Seminar for the Morris County Bar Association. Panelists included Justice Anne Patterson, Judge Jack Sabatino, retired Judges Edwin Stern and Francine Axelrad, and practitioner, Bruce Greenberg., Moderator, Appellate Seminar, 2013
  • Moderated appellate seminar featuring Justice Anne Patterson, Judge Jack Sabatino, Judge Francine Axelrad, Judge Edwin Stern (ret.), and Bruce Greenberg, Esq., Moderator, Appellate Seminar, Morris County Bar Association, 2014
Special Licenses/Certifications:
  • Certified by the Supreme Court of New Jersey as a Matrimonial Law attorney., 2022
Bar/Professional Activity:
  • Member/Vice-Chair of the New Jersey State Bar Amicus Committee (2020-2022), 2022
  • Member, New Jersey State Bar Association, Amicus Committee, 2018-present, 2020
  • Member, New Jersey State Bar Association Appellate Practice Committee, (2013-2016)
  • Trustee, Morris County Bar Association, (2013-2017)
  • Member, New Jersey State Bar Association, 2012-present
  • Member, Morris County Bar Association, 2012-present
  • U.S. District Court of New Jersey, 2007
  • New Jersey, 2007
  • Member of the New Jersey State Bar and Morris County Bar Associations. Member of the New Jersey State Bar Association Amicus Committee

Office location for Matheu D. Nunn

165 East Main Street
Denville, NJ 07834

Phone: 973-921-7717


2 Years Super Lawyers
9 Years Rising Stars
  • Super Lawyers: 2022 - 2023
  • Rising Stars: 2013 - 2021

Attorney resources for Matheu D. Nunn

Page Generated: 0.2508270740509 sec