Hillary A.

Estate Litigation


New York City

T: 646-237-1802

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About Hillary

Hillary A. Frommer concentrates her practice on estate litigation. She represents clients in all matters in the Surrogate’s Court, including contested probate, accounting, discovery, and fiduciary removal proceedings as well as estate-related matters in New York State Court and Federal District Court. Hillary also has commercial litigation experience and has represented large and small businesses, and individuals in complex business disputes, including shareholder and partnership disputes, employment disputes, and other commercial matters.

She is a contributor to Farrell Fritz’s New York Trusts and Estates Litigation blog. Hillary also writes a monthly column in the Suffolk Lawyer, the Suffolk County Bar Association ‘s publication entitled, Who’s Your Expert, which focuses on the role of expert witnesses in litigation.

Prior to joining Farrell Fritz, Hillary was senior counsel at the New York City Law Department, Office of the Corporation Counsel, Special Federal Litigation Division. She represented the New York City Police Department and other municipal agencies in federal civil rights cases in the United States District Court for the Southern and Eastern Districts of New York.

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  • Chicago-Kent College of Law (JD)
  • Cornell University (BA)

Court Admissions

  • U.S.C.A., 2nd District
  • U.S. Supreme Court

Affiliations & Appointments

  • New York County Lawyer’s Association, Chair, Estates, Trusts, and Surrogate’s Court Practice Committee
  • New York Bar Foundation, Fellow
  • New York State Bar Association, Member, Trust and Estates Section
  • The Association of the Bar of the City of New York
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Articles & Advisories

Admissibility of Expert Reports

Reprinted with permission from The Suffolk Lawyer, January 2016. In a recent decision, the Supreme Court of Lawrence County denied…

February 05, 2016

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The Trust and Estates Expert Witnesses – Who Are They?

November 10, 2015

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Not Everyone Qualifies

Reprinted with permission from the Suffolk Lawyer, Vol. 31, No. 2, October 2015. As a general rule, the degree of…

October 23, 2015

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Criminal Convictions Vacated Due to Expert Testimony

June 05, 2015

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A Changing of the Guard

January 01, 2015

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The Trusts and Estates Expert Witness

December 01, 2014

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The Double “D”s of Expert Witnesses

October 14, 2014

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The Appellate Division Says Wrong Time, No Frye, and Erroneous Preclusion in Salvaging a Case

October 14, 2014

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When a Court Goes too Far

February 10, 2014

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The Medical Malpractice Expert

December 10, 2013

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Can I Have Frye With That?

November 04, 2013

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Weight vs. Admissibility

November 04, 2013

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Let’s Hear it from the expert

July 01, 2013

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Who’s Your Expert? The Trial Expert v. The Litigation Consultant

Reprinted with permission from : Trusts and Estates Law Section Newsletter, Summer 2013, Vol. 46, No. 2, published by the…

June 01, 2013

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To be conflicted or not to be conflicted, that is the question

May 01, 2013

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Effects of untimely CPLR 3101(d) disclosures on motion for summary judgment

April 01, 2013

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The effects of untimely CPLR 3101[d] disclosures

March 01, 2013

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Can your expert wear two hats?

February 01, 2013

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The Trial Expert v. the Litigation Consultant

January 01, 2013

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Lawline’s Top 20 Women Faculty of 2016

Hillary Frommer was chosen as being one of the top performers of 2016. They honored her in a recent article…

April 21, 2017

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Press Releases

Hillary Frommer of Farrell Fritz Appointed to New York County Lawyers Committee

Hillary Frommer of New York City has recently been appointed co-chair of the New York County Lawyers Association’s Estates, Trusts…

April 24, 2018

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Farrell Fritz Receives Tier 1 Ranking in 2018 U.S. News – Best Lawyers’ “Best Law Firms”

Farrell Fritz is pleased to announce that, for the sixth consecutive year, the firm has received a Tier 1 Ranking…

November 01, 2017

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Three Farrell Fritz Attorneys Elected Fellows of The New York Bar Foundation

Farrell Fritz is pleased to announce that Hillary A. Frommer, Jordan S. Linn and Spencer L. Reames were recently elected…

January 22, 2016

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Farrell Fritz, P.C. Promotes Hillary A. Frommer & Jordan S. Linn to Counsel

Farrell Fritz, P.C. is pleased to announce the promotions of Hillary A. Frommer and Jordan S. Linn to counsel, effective…

January 10, 2011

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Farrell Fritz Launches Commercial Litigation Blog

Farrell Fritz, P.C. recently launched its third blog, New York Commercial Division Case Compendium (www.nycommdivcompendium.com). Weekly blog posts briefly summarize…

November 12, 2010

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Hillary A. Frommer Appointed to the Board of Directors of The Parent-Child Home Program

Farrell Fritz, P.C. is pleased to announce that associate, Hillary A. Frommer, has been appointed to the Board of Directors…

February 08, 2010

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Three Commercial Litigation Associates Join Farrell Fritz

August 20, 2008

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Pro Bono

Assisting Project Ezra in its Commitment to Care for the Elderly

Project Ezra is a not-for-profit corporation founded in 1974 and operates out of Manhattan. Its primary purpose is to render…

January 16, 2012

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Helping the Edwin Gould Academy so They Can Help Others

The Edwin Gould Academy is a center that provides affordable housing, education, and job training to young adults from the…

July 18, 2011

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Touro Law Center

2012 Public Interest Attorney of the Year

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2016 Top Performer

Community Work

Since 2010, Hillary has served on the board of directors of The Parent-Child Home Program, a research-based and research-validated early childhood literacy and school readiness program.