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Massachusetts State Senate — Former Members

Every current and former member of the Massachusetts State Senate, grouped by district. The state senate is one of the two chambers of the Massachusetts state legislature. Each member below links to a sourced profile covering their biography, the district they represent, their party, and the external authority records (OpenStates, Wikipedia, Wikidata) that back every fact. Use the lifecycle and party filters to narrow the roster, switch between the card grid and the compact list, or open a district to see the seat's full lineage. The complete machine-readable roster is published as a versioned JSON dataset for downstream researchers and language models.