PolitiFinder

Robert B. Holmes

U.S. Senate candidate
Home state
Oregon
Party
Democratic
On the ballot
1966
0-1
RecordWin–Loss
Total Popular Votes
Holmes330,374
Opponents354,391
1
Elections run

Robert B. Holmes, a Democratic politician from Oregon, ran once for U.S. office, losing the 1966 U.S. Senate election in Oregon to Mark O. Hatfield, receiving 330,374 votes (48.25%).

Browse every U.S. Senate election in Oregon or all 1966 U.S. Senate races.

How many votes has Robert B. Holmes received?

Robert B. Holmes has received 330,374 popular votes across 1 U.S. election, with a career record of 0–1.

Election history

Robert B. Holmes’s election history
YearOfficeResultVotesOpponent(s)
1966U.S. SenateOregonLost330,37448.25%Mark O. Hatfield
Cite this profile. PolitiFinder, “Robert B. Holmes: election history & vote totals.” https://politifinder.com/p/robert-b-holmes. Accessed [date].

Compiled by PolitiFinder. Election results from official certified sources and the MIT Election Lab. See Data & sources and methodology. Data last verified August 15, 2026.