KYJKnow Your Judge v0.6.2by SwansLake
Judge directoryJohn Peter Cronan

Active District judge

John Peter Cronan

U.S. District Court for the Southern District of New York

New York

Identity verifiedOfficial profile locatedOfficial sources collectedPresentation intelligence
01

Overview

Identity and service

Official judge-specific and circuitwide procedural guidance has been located for this profile.

Judicial role
Judge
Service status
Active
Court level
District
Jurisdiction
Federal
02

Background

Biography and career

Born
September 1976 in Teaneck, NJ
Gender
Male
Race
White

Education

  • Yale UniversityJD, 2001
  • Georgetown Universitymagna cum laude, 1998

Professional career

  • Research Assistant in Criminal Law to Steven Duke, Yale University, New Haven, CT, 1999-2001
  • Teaching Assistant in Contracts/Coker Fellow, Yale University, New Haven, CT, 2000-2001
  • Research Assistant in Criminal Law to Professor Kate Stith, Yale University, New Haven, CT, 2000-2001
  • Assistant United States Attorney, U.S. Attorney's Office for the Southern District of New York, Criminal Division, New York, NY, 2007-2014
  • Deputy Chief, Terrorism and International Narcotics Unit, U.S. Attorney's Office for the Southern District of New York, Criminal Division, New York, NY, 2014-2016
  • adj-prof, New York University, New York, NY, 2015-2017
  • Chief/Co-Chief, Terrorism and International Narcotics Unit, U.S. Attorney's Office for the Southern District of New York, Criminal Division, New York, NY, 2016-2017
  • Acting Assistant Attorney General, U.S. Department of Justice, Criminal Division, Washington, DC, 2017-2018
  • Principal Deputy Assistant Attorney General, U.S. Department of Justice, Criminal Division, Washington, DC, 2017-2020

Judicial service

  • Clerk to the Hon. Barrington D. Parker, Jr., Court of Appeals for the Second Circuit, NY, 2001-2002
  • Clerk to the Hon. Barrington D. Parker, Jr., District Court, S.D. New York, NY, 2001-2001
  • Clerk to the Hon. Robert A. Katzmann, Court of Appeals for the Second Circuit, New York, NY, 2002-2003
  • Judge, District Court, S.D. New York, NY, 2020-present

Source: CourtListener / Free Law Project public biographical data. Demographic and political labels are incomplete, source-attributed, and are not used to infer judicial behavior. “Via appointer” describes CourtListener’s attribution method, not verified personal party membership.

03

Before you appear

Preparation checklist

  1. 01

    Read the judge-specific standing order first when one is listed.

  2. 02

    Check the docket and case orders for requirements that supersede broader guidance.

  3. 03

    Confirm current remote-access and courtroom technology arrangements before the proceeding.

Scope note

Judge-specific guidance is shown first. Broader applicable courtroom, courtwide, districtwide, and statewide guidance remains separately labeled below it.

04

Presentation rules

What the public sources say

Judge-specificExplicit
Pretrial

Allowed with notice

Judge Cronan directs parties to submit a flash drive with electronic copies of documentary exhibits three days before trial unless otherwise ordered.

Page
13
Section
Courtesy Copies of Documentary Evidence
Effective
January 2, 2025
Last checked
July 26, 2026
Verification
Automated checks passed
Read supporting source excerpt
Unless otherwise ordered by the Court, in both jury and non-jury trials, three days prior to trial, each party shall submit to Chambers a flash drive containing electronic copies of all documentary exhibits organized by exhibit number.

The requirement is stated in an official standing order naming this judge.

CourtwideExplicit
Civil Trial Or Hearing

Leave required

In federal district-court civil proceedings, testimony is ordinarily taken in open court; remote contemporaneous testimony requires good cause in compelling circumstances and appropriate safeguards.

Page
Current official rules page and linked rules compilation
Section
Federal Rule of Civil Procedure 43(a); district civil proceedings only
Last checked
July 26, 2026
Verification
Automated checks passed
Read supporting source excerpt
For good cause in compelling circumstances and with appropriate safeguards, the court may permit testimony in open court by contemporaneous transmission from a different location.

The requirement is stated in current official court rules and is attached at court scope, not as a personal preference.

CourtwideExplicit
Criminal Proceeding

Restricted

Federal district courts may not permit courtroom photography or broadcasting during criminal judicial proceedings unless a statute or another federal rule provides an exception.

Page
Official U.S. Courts history and current rule text
Section
Federal Rule of Criminal Procedure 53; criminal proceedings
Last checked
July 26, 2026
Verification
Automated checks passed
Read supporting source excerpt
Except as otherwise provided by a statute or these rules, the court must not permit the taking of photographs in the courtroom during judicial proceedings or the broadcasting of judicial proceedings from the courtroom.

The requirement is stated in current official court rules and is attached at court scope, not as a personal preference.

05

Courtroom technology

Published equipment guidance

No technology specification indexed

Technology availability is separate from procedural permission and evidentiary admissibility.

06

Published opinion footprint

Decisions and citations

Opinion data is not yet indexed for this profile

This does not mean the judge has no published opinions or no caseload. KYJ will only show opinion counts after transparent, source-linked CourtListener matching is available.

07

Sources

Public documents behind this profile

08

Change history

How this profile entered KYJ

Current profile indexed

Identity imported from Federal Judicial Center Biographical Directory. 3 presentation-related claims migrated with source provenance.