New York's 34th State Senate district is one of 63 districts in the New York State Senate. It has been represented by Democrat Nathalia Fernandez since 2023, succeeding Alessandra Biaggi.
District 34 includes parts of the Bronx and southern Westchester County.
The district overlaps with New York's 13th, 14th, 15th, and 16th congressional districts, and with the 78th, 80th, 81st, 82nd, 84th, 85th, 87th, 88th, and 89th districts of the New York State Assembly.