Atty. Robert Stephan Cohen

Atty. Robert Stephan Cohen

Rober Cohen is one of America's leading matrimonial lawyers. e has represented clients in some of the most important financial and custody disputes in the New York courts and beyond. Mr.

New York New York 63 yrs experience 63 year
Call (332) 232-5919 Book Appointment

Profile Summary

About Robert Stephan Cohen at a glance

Robert Stephan Cohen is a Partner based in New York, New York, practicing at Cohen Clair Lans Greifer & Simpson LLP. They have 63+ years of legal experience, licensed to practice since 1963. Their practice focuses on family law, business, and litigation. Admitted to practice in New York (1963), U.S. District Court, Southern District of New York (1966), U.S. District Court, Eastern District of New York and U.S. Court of Appeals, Second Circuit (1966), and U.S. Court of Appeals, Fifth Circuit (1977). Educated at Fordham University (LL.B., 1962) and Alfred University (B.A., 1959). Recognitions include AV Preeminent. Active member of New York City Bar New York State and American Bar Associations Federal Bar Council American College of Family Trial Lawyers American Academy of Matrimonial Lawyers. Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Rober Cohen is one of America's leading matrimonial lawyers. e has represented clients in some of the most important financial and custody disputes in the New York courts and beyond
  • Mr. Cohen regularly represents the most accomplished individuals and their spouses in the fields of finance, real estate, business, public service, and entertainment
  • Due to his extensive record of accomplishment and reported decisions, he also frequently represents individuals in significant matrimonial matters outside New York—including in California, Connecticut, Florida, Georgia, Kentucky, Illinois, New Jersey, Missouri, the State of Washington, and internationally in Europe
  • He has lectured the legal community in the United States, Europe, and Hong Kong
  • While he regularly appears in court and has a well-earned reputation as a skilled trial lawyer, the preponderance of Mr. Cohen’s matters are settled by negotiation or mediation
  • In addition to the many significant matrimonial settlements that he has negotiated, Mr. Cohen has also represented countless individuals in negotiating prenuptial and postnuptial agreements
  • Mr. Cohen is the author of the “anti-divorce book” Reconcilable Differences published by Simon and Schuster and is a sought-after lecturer on issues relating to divorce
  • For the past seventeen years, he has been an Adjunct Professor of Law at the University of Pennsylvania School of Law, where he taught a course titled “Anatomy of a Divorce.” In 2019, he was formally honored on the walls of Penn Law School for his continuing support of students, faculty, and staff
  • Mr. Cohen has been recognized by the New York Times as one of the most important divorce lawyers in the United States and he has been profiled by the Times, the Wall Street Journal, and Business Insider
  • In 2016, Governor Cuomo named Mr. Cohen as the Chairperson of the Judicial Screening Committee for the First Judicial Department, which encompasses Manhattan and the Bronx
  • He also designated him as a member of the State Judicial Screening Committee
  • In 2016, Judge Peter H. Moulton, then Administrative Judge of the Supreme Court, New York County, appointed Mr. Cohen as chairperson of the Court’s Matrimonial Committee
  • In 2018, Mr. Cohen was reappointed by Judge Deborah H. Kaplan, who then succeeded Judge Moulton as Administrative Judge
  • In that same year, he was appointed by Justice Alan Scheinkman as a special master in the Alternative Dispute Resolution Pilot Program in the Second Judicial Department
  • In 2019, Mr. Cohen was appointed by the Appellate Division, First Department to serve on the Attorney Grievance Committee which investigates, reviews, and prosecutes complaints of attorney misconduct
  • Mr. Cohen is a member of the American College of Family Trial Lawyers and a fellow of the American Academy of Matrimonial Lawyers
  • His biography appears annually in The Best Lawyers in America, Who’s Who in the World, Who’s Who in America, Who’s Who in American Law, Best Lawyers in New York, and Super Lawyers
  • Chambers has placed him in its highest category of matrimonial lawyers and The Lawyer Network, based in the U.K., has in 2021 designated him as the most important matrimonial lawyer in New York State
  • In 2024 Forbes magazine included Mr. Cohen in its inaugural edition of “Top Lawyers” as one of the 200 most important lawyers in the United States
  • Mr. Cohen lives with his wife, Stephanie Stiefel in New York City and Westchester County, N.Y., and has four adult children
  • He has completed seven marathons and was an officer in the Judge Advocate General’s Corps

Practice Areas Explained

Robert Stephan Cohen's Areas of Practice

Each practice area below reflects the types of cases Robert Stephan Cohen handles, with a brief overview of what that area of law covers.

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Robert Stephan Cohen is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in New York →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Robert Stephan Cohen is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New York →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Robert Stephan Cohen is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New York are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New York courts without local counsel or pro hac vice admission.

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Robert Stephan Cohen

Where is Robert Stephan Cohen's law office located?
Robert Stephan Cohen's law practice is located in New York, New York. The firm is Cohen Clair Lans Greifer & Simpson LLP. You can contact the office directly through this profile page.
What practice areas does Robert Stephan Cohen handle?
Robert Stephan Cohen focuses on family law, business, litigation. Each practice area listed reflects experience handling cases of that type in New York.
How long has Robert Stephan Cohen practiced law?
Robert Stephan Cohen has 63+ years of legal experience and has been licensed since 1963.
Where did Robert Stephan Cohen go to law school?
Robert Stephan Cohen earned their education at (LL.B., 1962); (B.A., 1959).
How can I contact Robert Stephan Cohen for a consultation?
You can contact Robert Stephan Cohen directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Robert Stephan Cohen received?
Robert Stephan Cohen's notable recognition includes: AV Preeminent.

Education

LL.B.
Fordham University
- 1962
B.A.
Alfred University
- 1959

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1963
U.S. District Court, Southern District of New York
Admitted: 1966
U.S. District Court, Eastern District of New York and U.S. Court of Appeals, Second Circuit
Admitted: 1966
U.S. Court of Appeals, Fifth Circuit
Admitted: 1977
U.S. Supreme Court Illinois
Admitted: 1983

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