Meyer C. Ellenstein (October 15, 1886 – February 11, 1967) served as Mayor of Newark, New Jersey from 1933 to 1941.
Ellenstein was born in New York City on October 15, 1886, the son of Max Ellenstein and the former Libby Bzuroff.
Ellenstein assumed the office as Mayor of Newark in 1933. He was a vocal critic of New York City Mayor LaGuardia's attempt to expand North Beach Airport (later known as LaGuardia Airport) for commercial flights.
He died on February 11, 1967.
He was the father of Robert Ellenstein.