Thomas C. O'Brien, U.S. Senate candidate

Thomas C. O'Brien

U.S. Senate candidate
Born
June 19, 1887
Died
November 22, 1951
Age at death
64
Home state
Massachusetts
Party
Union
On the ballot
1936
0-1
RecordWin–Loss
Total Popular Votes
O'Brien134,245
Opponents1.7M
1
Elections run

Thomas C. O'Brien (1887–1951), a Union politician from Massachusetts, ran once for U.S. office, losing the 1936 U.S. Senate election in Massachusetts to Henry Cabot Lodge Jr., receiving 134,245 votes (7.44%).

Browse every U.S. Senate election in Massachusetts or all 1936 U.S. Senate races.

How many votes has Thomas C. O'Brien received?

Thomas C. O'Brien has received 134,245 popular votes across 1 U.S. election, with a career record of 0–1.

Election history

Thomas C. O'Brien’s election history
YearOfficeResultVotesOpponent(s)
1936U.S. SenateMassachusettsLost134,2457.44%Henry Cabot Lodge Jr.
James M. Curley

Alonzo B. Cook

Guy M. Gray

Albert S. Coolidge

Moses H. Gulesian

Ernest L. Dodge

Charles Flaherty

Wilbur D. Moon
Identity & sources. Identity verified against Wikidata (Q27972820). Election results come from official certified totals and the MIT Election Data and Science Lab; see methodology.
Cite this profile. PolitiFinder, “Thomas C. O'Brien: election history & vote totals.” https://politifinder.com/p/thomas-c-o-brien. Accessed [date].

Compiled by PolitiFinder. Election results from official certified sources and the MIT Election Lab. See Data & sources and methodology. Data last verified July 28, 2026.