LinkedIn

Sarah R. Duff earned a bachelor's degree in business administration and political science from Austin College and law degree from Texas Tech University.

Sarah is a judge. She works at the Collin County Probate Court, where she has been since February 1, 2024. She previously worked as the associate judge for the mental health docket in the Collin County Probate Court, as the founder and attorney at The Duff Law Firm in McKinney, and as a municipal court prosecutor for the cities of Anna and Aubrey.

Sarah Duff - Ballotpedia

News - Sarah Duff named Collin County Probate Judge...

Sarah was elected to the Collin County Probate Court, Texas in 2024.

Judicial Candidate Resource Guide

As an associate judge, oversaw court-ordered mental health services.

As a probate court judge, she administers the wills and estates of deceased persons, appoints guardians to incapacitated adults and minors, commits individuals for involuntary treatment of addiction to drugs or alcohol and mental illness, issues marriage licenses, and oversees certain cases dealing with criminal conduct.

As an attorney with 17 years of experience, she researched, drafted, and filed legal documents, and provided defense and counsel to clients.

- As an associate judge, oversaw court-ordered mental health services.
- As a probate court judge, she administers the wills and estates of deceased persons, appoints guardians to incapacitated adults and minors, commits individuals for involuntary treatment of addiction to drugs or alcohol and mental illness, issues marriage licenses, and oversees certain cases dealing with criminal conduct.
- As an attorney with 17 years of experience, she researched, drafted, and filed legal documents, and provided defense and counsel to clients.

Legal Experience

As of January 22, 2026, Sarah R. Duff did not have a website or any information online.

Judicial Administration

Judicial Philosophy

Ethics & Conduct

Community Involvement

Facebook

Sarah R. Duff

As of January 22, 2026, Sarah R. Duff’s website did not contain information on this issue.

Rafael Perez

Walter Ley

- Texas county probate judges handle all cases in probate, including estate administration, wills, guardianships, and incapacitation cases.
- There are a total of 24 probate judges across 12 counties within the state.
- They are paid an annual salary between $158,000 and $193,400.

Collin

This sample ballot may not include all local party roles or measures on the official ballot. The listed candidates serve only within their party, and the propositions do not change the law.

Collin Probate Court Judge, Republican Primary

Election results

Candidates (1)