---
title: "Diana Hedayati | KnowJudges"
canonical: "https://knowjudges.com/kyj/judge/diana-hedayati"
page_type: "judge_profile"
updated: "2026-08-02"
---

# Diana Hedayati

Nassau County District Court · District Court Judge

## Profile

- Court: Nassau County District Court
- State: New York
- Role: District Court Judge
- Service status: active
- Last verified: 2026-07-26

## Summary

Official statewide and applicable court procedural guidance applies to this judge.

## Biography

### Professional career

- Judge of the District Court of Nassau County, New York, serving on the bench for a term from 2026 to 2031
- Judge, District Court, Elected, 2026
- New York State Department of Public Service, Assistant Counsel 2021 to 2025
- Registered with the New York State Department of Public Service and previously worked in the Nassau County District Attorney’s Office OpenGovNY

### Education

- Pace University School of Law — J.D. (2009)

### Additional information

- Nassau County DA's office, Senior ADA 2016 to 2019
- Before becoming a judge, Diana Hedayati was an attorney in Plainview, NY, admitted to the New York State Bar in 2010 after graduating from Pace Law School
- Hedayati is also associated with Hedayati Law Group, P.C., a firm handling family law and related matters in Long Island and New York City

## Before you appear

- Read the judge-specific standing order first when one is listed.
- Check the docket and case orders for requirements that supersede broader guidance.
- Confirm current remote-access and courtroom technology arrangements before the proceeding.

## Courtroom Rules

### recording and photography

Scope: statewide

New York statewide rules require permission before photographing, filming, videotaping, audiotaping, broadcasting, or telecasting in court facilities, including courtrooms.

Evidence excerpt: 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 obtained

[Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings](https://www.nycourts.gov/rules/part-29-electronic-recording-and-audio-visual-coverage-court-facilities-and-court-proceedings?from_node=15921&topic=386&wrapped=true)
Source checked: 2026-07-26

### evidence presentation control

Scope: 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.

Evidence excerpt: 1.07. COURT CONTROL OVER PRESENTATION OF EVIDENCE

[Guide to New York Evidence: Article 1, General Provisions and Court's Role](https://www.nycourts.gov/judges/evidence/1-GENERAL/1-generalprovisions.shtml)
Source checked: 2026-07-26


## Sources

- [Official profile](https://iapps.courts.state.ny.us/judicialdirectory/JudicialDirectory)
- [Official roster](https://iapps.courts.state.ny.us/judicialdirectory/JudicialDirectory)
- [New York State Unified Court System Judicial Directory official judicial roster](https://iapps.courts.state.ny.us/judicialdirectory/JudicialDirectory)
- [Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings](https://www.nycourts.gov/rules/part-29-electronic-recording-and-audio-visual-coverage-court-facilities-and-court-proceedings?from_node=15921&topic=386&wrapped=true)
- [Guide to New York Evidence: Article 1, General Provisions and Court's Role](https://www.nycourts.gov/judges/evidence/1-GENERAL/1-generalprovisions.shtml)
- [Judicial Directory: Hon. Diana Hedayati](https://iapps.courts.state.ny.us/judicialdirectory/Bio?judge_id=GReGbifLShiXkmVT4bjZOA%3D%3D)

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## Published courtroom rules

### Shared court rules

- [22 NYCRR Part 200 — Uniform Rules Courts Exercising Criminal Jurisdiction](https://knowjudges.com/courtroom-rules/ny-shared-set-5e0f997e8c334d15fbc4) — State criminal proceedings only; section-specific court and case exceptions remain applicable. [Official source](https://www.nycourts.gov/rules/part-200-uniform-rules-courts-exercising-criminal-jurisdiction). Collected 2026-10-27.
- [22 NYCRR Part 212 — Uniform Civil Rules District Courts](https://knowjudges.com/courtroom-rules/ny-shared-set-b75fc650606800a2d179) — Civil actions and proceedings only; section-specific and specialized-part restrictions remain applicable. [Official source](https://www.nycourts.gov/rules/part-212-uniform-civil-rules-district-courts). Collected 2026-10-27.
- [Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings](https://knowjudges.com/courtroom-rules/national-shared-set-99a7824bb8e009643f842c03) — 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](https://www.nycourts.gov/rules/part-29-electronic-recording-and-audio-visual-coverage-court-facilities-and-court-proceedings?from_node=15921&topic=386&wrapped=true). Collected 2026-07-26.
- [Part 29: Electronic Recording and Audio-Visual Coverage in Court Facilities and of Court Proceedings](https://knowjudges.com/courtroom-rules/national-shared-set-34fe480ab82f22fa3c31d257) — 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](https://www.nycourts.gov/rules/part-29-electronic-recording-and-audio-visual-coverage-court-facilities-and-court-proceedings?from_node=15921&topic=386&wrapped=true). Collected 2026-07-26.