William H. McMaster, U.S. Senator

William H. McMaster

U.S. Senator
Born
May 10, 1877
Died
September 14, 1968
Age at death
91
Home state
South Dakota
Party
Republican
On the ballot
1924–1930
Career timeline
1-1
RecordWin–Loss
Total Popular Votes
McMaster189,905
Opponents214,919
2
Elections run

Between 1924 and 1930, William H. McMaster ran in 2 U.S. Senate elections, winning 1 and losing 1. McMaster's biggest single-election total was 99,595 votes, in the 1930 U.S. Senate election in South Dakota. McMaster's closest win came in the 1924 U.S. Senate election in South Dakota, decided by 26,492 votes.

Browse every U.S. Senate election in South Dakota or all 1930 U.S. Senate races.

How many votes has William H. McMaster received?

William H. McMaster has received 189,905 popular votes across 2 U.S. elections, with a career record of 1–1.

Election history

William H. McMaster’s election history
YearOfficeResultVotesOpponent(s)
1930U.S. SenateSouth DakotaLost99,59548.37%William J. Bulow
1924U.S. SenateSouth DakotaWon90,31045.4%U. S. Cherry
Tom Ayres

George Egan

Charles H. Dillon

H. L. Loucks

Don Livingston
Identity & sources. Identity verified against the Congressional Bioguide (M000563) and Wikidata (Q366828). Election results come from official certified totals and the MIT Election Data and Science Lab; see methodology.
Cite this profile. PolitiFinder, “William H. McMaster: election history & vote totals.” https://politifinder.com/p/william-mcmaster-south-dakota. 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.