Mary Pat Donnelly
Democratic
Biography
Mary Pat Donnelly serves as Rensselaer County District Attorney, per the county's website. No campaign website was found as of September 22, 2026.
Rensselaer County, New York
Rensselaer County District Attorney
Rensselaer County, New York
Rensselaer County District Attorney
One candidate is tracked for Rensselaer County District Attorney on the November 3, 2026 ballot: Mary Pat Donnelly. Candidate information follows official Rensselaer County election filings; verify with the official election office linked below.
About this race
Mary Pat Donnelly (Democratic) is the only candidate certified for District Attorney; no Republican nominee filed, per the Rensselaer County Board of Elections' 2026 candidates list.
What this office does
District attorney or prosecutor. The district attorney is the chief prosecutor for the county or judicial district. The office decides which criminal charges to file, negotiates pleas, tries cases and, in many states, advises county government or handles child support and juvenile matters. The office sets local charging and diversion policies within state law.
This race. One name is on the ballot for this seat.