The Ballot Brief
Massachusetts
Candidate profile

Pamela Casey O'Brien

Democratic · Massachusetts · 2026 · Incumbent

On the ballot

Register of Probate, Essex CountyMassachusetts · 2026Essex County sample ballot
Biography

Pamela Casey O'Brien is Register of the Essex Probate and Family Court, first elected to the office in 1996 and continuously re-elected since, per press reporting and the court's official mass.gov listing. No campaign website was found as of September 6, 2026.

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Profile facts follow official election office filings and the sources cited in each biography. Roster last verified October 3, 2026. Official sources are the final word on who appears on your ballot.

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