Martha Jean Duffy

10 years of practiceLicensed in New YorkSuffolk County District Attorney'S Office, Smithtown

10 years in practice
First admitted in 2016
  1. 2016 Admitted, New York

Overview

Martha Jean Duffy is an attorney admitted in New York (since 2016), based in Smithtown, NY.

This profile is built from public bar records and shows only what those records contain. Martha has not written or endorsed anything on this page.

Jurisdictions admitted

JurisdictionAdmittedBar numberStatus
New York2016#5479845Active

Education

  • Brooklyn Law SchoolLaw school, per the bar record

Contact and offices

Suffolk County District Attorney'S Office

Smithtown, NY

The address and number above come from the attorney's public bar registration, which can lag a recent move. Confirm before visiting.

Sources for this profile: the New York State attorney registration file. License status can change; check the bar's own record for the current status before hiring. Updated July 12, 2026.