Robert C. Mangi

Attorney Profile

Top Rated Family Law Attorney in Westbury, NY

Mangi & Graham, LLP
1400 Old Country Road, Suite 414
Westbury, NY 11590
Phone: 516-294-1949
Fax: 516-294-1954
Selected to Super Lawyers: 2013 - 2021
Licensed Since: 1982
Practice Areas: Family Law
Languages Spoken: English, Spanish
Attorney Profile

Senior Partner Robert C. Mangi is past chair of the Matrimonial Law Committee of Nassau County and is past chair of the Nassau County Family Court Law and Procedure Committee. He is a Master at the prestigious New York American Family Inn of Court and is past recipient of the Feuerlicht-Manning Award for excellence in family law. He has been recognized by Pulse Magazine as one of Long Island’s Top Legal Eagles for the past four years and enjoys an AV rating (highest possible) from Martindale-Hubbell. Robert has over 30 years of experience in family law and is a frequent speaker at continuing legal education programs. Mangi & Graham is a highly respected Nassau County boutique firm, which limits its practice to matrimonial and family law.

About Robert C. Mangi

Admitted: 1982, New York

Professional Webpage:


  • Recipient of the Jurisperitus Award, Court Officers Benevolent Association of Nassau County, 2005.
  • Recipient of the "Feuerlicht-Manning" Award for "Outstanding Achievement in Family Law", presented by the Nassau County Family Court Law and Procedure Committee in 2004.
  • Two time recipient of Pro Bono Award from the Nassau County Bar Association.

Scholarly Lectures/Writings

  • Contributing Author (2 chapters): "New York Family Court Proceedings", Lexis-Nexis Matthew Bender, 2006-2009 Edition.
  • Contributing Author (1 chapter): "Inside the Minds: New York Family Law Strategies", Thompson-Reuters Publisher, 2010.
  • I have been quoted as an expert in Family Law by the New York Law Journal, The New York Times, and Newsday (Long Island Newspaper).  In February 2007 I appeared in a panel discussion on Channel 12 News television regarding "Law Guardians, Their Role and Effectiveness."
  • In 2004 and 2007 I presented a CLE program at the Nassau County Judicial Seminar.
  • I have been a featured speaker at more than 50 seminars for the Nassau County Bar Association and the New York State Bar Association.  I have made family law presentations at Hofstra University (2000) and at St. John's School of Law (2009 and in 2010).
  • In 2011, 2013 and 2013 I presented various family law seminars on behalf of the Nassau County Bar Association and the New York Bar Association., Presenter, 2011
  • "Final, But Not Necessarily Permanent, Modifying a Custody Order", Nassau Lawyer, November 2012, Vol. 63, No. 3, 2012
  • "Parental Alienation in Custody Cases, Not a Syndrome, but Alive and Unwell", Nassau Lawyer, April, 2013, Vol. 62, No. 8, 2013
  • In 2014 and 2015 i was a featured speaker in N.Y.S. Bar Association CLE seminar on Family Law., Featured Speaker, 2014
  • "New York Family Law" Lois Law 2002 (online book), 2002
  • "Children Who Commit Criminal Acts: Juvenile Delinquency", Nassau Lawyer, October 2001, Vol. 51, No. 2., 2001
  • "Termination of Parental Rights", N.Y.S. Bar Association Family Law Review, Fall/Winter 2001, Vol. 33, No. 2., 2001
  • "Family Offenses, a Statutory Creation", Nassau Lawyer, Feb. 2001, Vol. 51, No. 6., 2001
  • "Joint Custody in The Wake of Braiman v Braiman", Nassau Lawyer, Feb. 2003, Vol. 51, No. 6., 2003
  • "Elements of a Valid Marriage", Nassau Lawyer, April, 2004, Vol. 53, No. 8., 2004
  • "New Access to Orders of Protection by Cohabiting and Dating Partners", Nassau Lawyer, October, 2008, Vol. 58., No. 2., 2008
  • "Interim Counsel Fees in Matrimonial Actions", Nassau Lawyer, Feb. 2006, Vol. 55, No. 6., 2006

Pro bono/Community Service

  • Nassau County Bar Association Award for Pro-Bono work in Family Law, 1995 and in 1998.

Educational Background

  • JD, St. John's University School of Law, 1981
  • BA, Cornell University, 1967

Other Outstanding Achievements

  • 1994-1996, adjunct professor of family law for N.Y. Institute of Technology Paralegal Program., 1994
  • Recipient of "Distinguished Service Award", Columbian Lawyers' Association of Nassau County., 2009
  • 2004 to present: Member of the Board of Directors of Columbian Lawyers' Association of Nassau County., 2004
  • 2002-2003, President Columbian Lawyers' Association of Nassau County, 2002
  • Robert C. Mangi enjoys an AV rating from Martindale Hubbell.

Bar/Professional Activity

  • June, 2009- appointed as Panel Member of the Supreme Court Divorce Mediation Committee., 2009
  • New York American Inns of Court Master.
  • I am immediate past chair of the NCBA Matimonial Law Committee (300 members). I formerly chaired the Nassau County Family Court Law and Procedure Committee (1996-98)
  • I am now a Master at the New York American Inn of Court.
  • Member, New York State Bar Association, Nassau County Bar Association, Columbian Lawyers' Association of Nassau County.
  • Member of the Nominating Committee for the Nassau County Bar Association.
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Office Location for Robert C. Mangi

1400 Old Country Road
Suite 414
Westbury, NY 11590

Last Updated: 3/31/2021

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