Judith N. McMahon at a glance
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- Justice
- Jurisdiction
- New York · State
- Judicial service
- Active
Judith N. McMahon
Justice · Richmond County Supreme Court
Biography
Professional career
- Justice, New York Supreme Court, Richmond County, New York, NY, 2019-present
- Justice, New York Supreme Court, Richmond County, New York, NY, 2009-2022
- Justice, New York Supreme Court, New York County, New York, NY, 2017-2019
- Administrative Law Judge, New York County Court, Richmond County, NY, 2012-2017
- From 2012 to 2017, she was Administrative Judge for Civil and Criminal Matters of the 13th Judicial District
- Then elected a justice of the Supreme Court in 2009
- Acting Justice, New York Supreme Court, Richmond County, NY, 2006-2008
- Later appointed Acting Justice of the Richmond County Supreme Court in 2006 and elected to the Supreme Court in 2008
- Judge, Civil Court of the City of New York, New York, NY, 2003-2008
- She then worked as a court attorney for Judge Eric Vitaliano through 2002
- Practitioner, NYS Unified Court System, Judge Eric N. Vitaliano, 2001-2002
- Court Attorney to Judge Eric N. Vitaliano (2001–2002)
- A principal law clerk to Justice John Leone — 1990–2001
- Law Clerk, NYS Unified Court System, Justice John Leone, NY, 1990-2001
- In 1985 as a trial lawyer for the firm of Julien and Schlesinger, PC
- Retired Justice of the New York State Supreme Court, serving Richmond and New York Counties for over 30 years, with a career spanning judicial, legal, and pharmaceutical practice
Education
- Rutgers University — B.A. (1977)
Additional information
- McMahon's judicial career began in 2003 when she was elected to the New York City Civil Court of Richmond County.
- Practitioner, Julien and Schlesinger, PC, 1985-1990
- She obtained a B.S. in Pharmacy from Rutgers College of Pharmacy in 1977, practiced pharmacy for five years, and later received her J.D. from New York Law School in 1985 Her legal career began at Julien and Schlesinger as a trial lawyer in complex tort litigation, followed by roles in the New York State Unified Court System
- Before joining the court system, she also served as a licensed pharmacist and volunteer arbitrator in Civil Court
- Handling complex medical malpractice and nursing home cases
- Retired from the bench after more than three decades of service
- She also presided over the Differential Case Management Part for both Richmond and New York Counties
- Served in various specialized parts, including Judicial Mediation, Jury Coordinating Part, Medical Malpractice Discovery, Foreclosure Residential Conference Part, Foreclosure Auctions, and the Hurricane Sandy Part
Applicable Court Rules & Procedures
Recording and broadcasting
Statewide
New York statewide rules require permission before photographing, filming, videotaping, audiotaping, broadcasting, or telecasting in court facilities, including courtrooms.
Taking photographs, films or videotapes, or audiotaping, broadcasting or telecasting, in a courthouse including any courtroom, office or hallway thereof, at any time or on any occasion, whether or not the court is in session, is forbidden, unless permission of the Chief Administrator of the Courts or a designee of the Chief Administrator is first obtainedPart 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings ↗
Exhibits
Statewide
The official Guide to New York Evidence identifies court control over presentation of evidence as a statewide evidence topic; counsel should expect the assigned judge to control the mode and order of proof.
1.07. COURT CONTROL OVER PRESENTATION OF EVIDENCEGuide to New York Evidence: Article 1, General Provisions and Court's Role ↗
Published courtroom rules
Shared court rules
22 NYCRR Part 200 — Uniform Rules Courts Exercising Criminal Jurisdiction
Richmond County Supreme Court
State criminal proceedings only; section-specific court and case exceptions remain applicable.
Official source ↗ · Collected 2026-10-2722 NYCRR Part 202 — Uniform Civil Rules Supreme Court And County Court
Richmond County Supreme Court
Civil actions and proceedings only; section-specific and specialized-part restrictions remain applicable.
Official source ↗ · Collected 2026-10-27Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings
Richmond County Supreme Court
Scope is limited to the court class in the source claim. Shared court context only; case-type restrictions, exceptions, later amendments and case orders apply. This is not a personal preference or a complete rules inventory.
Official source ↗ · Collected 2026-07-26Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings
Richmond County Supreme Court
Scope is limited to the court class in the source claim. Shared court context only; case-type restrictions, exceptions, later amendments and case orders apply. This is not a personal preference or a complete rules inventory.
Official source ↗ · Collected 2026-07-26Sources
Identity source checked June 30, 2026.
Biography sources checked August 2, 2026.
New York Supreme Court, Richmond County current judicial profile
Identity source · HTML · Source checked August 2, 2026
View New York Supreme Court, Richmond County current judicial profile ↗Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings
Statewide source · HTML · Source checked July 26, 2026
View Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings ↗Guide to New York Evidence: Article 1, General Provisions and Court's Role
Statewide source · HTML · Source checked July 26, 2026
View Guide to New York Evidence: Article 1, General Provisions and Court's Role ↗