The Ballot Brief
New York
Candidate profile

Mary Kate Mullen

Republican, Conservative · New York · 2026

On the ballot

Supreme Court Justice, 10th Judicial District (Vote For 8)New York · 2026New York Supreme Court Justice, 10th Judicial DistrictNew York · 2026Suffolk County sample ballot
Biography

Mary Kate Mullen is a Suffolk District Court Judge and Acting County Court Judge who presides in Domestic Violence Part 3, per the New York Courts website. She previously served as an Islip Town councilwoman, per Newsday. No campaign website was found as of September 15, 2026.

See your full ballot

Your address is only used to match your districts.

Voting info and more

Voting info and more
How we source this

Profile facts follow official election office filings and the sources cited in each biography. Roster last verified September 25, 2026. Official sources are the final word on who appears on your ballot.

Verify with the official filingSee everything on your ballotNew York 2026 ballotThe Ballot Brief home