Mark Callahan, U.S. Senate candidate

Mark Callahan

U.S. Senate candidate
Born
May 11, 1977
Current age
49
Home state
Oregon
Party
Republican
On the ballot
2016–2018

Photo: Oregon Voters Digest, via Wikimedia Commons (CC BY 3.0)

Career timeline
0-2
RecordWin–Loss
Total Popular Votes
Callahan800,993
Opponents1.5M
2
Elections run

Between 2016 and 2018, Mark Callahan ran in 2 elections across 2 offices (U.S. Senate and U.S. House), losing all 2. Callahan's biggest single-election total was 651,106 votes, in the 2016 U.S. Senate election in Oregon.

Browse every U.S. House race in Oregon's District 5, every U.S. Senate election in Oregon, or all 2018 U.S. House races.

How many votes has Mark Callahan received?

Mark Callahan has received 800,993 popular votes across 2 U.S. elections, with a career record of 0–2.

Election history

Mark Callahan’s election history
YearOfficeResultVotesOpponent(s)
2018U.S. HouseOregonLost149,88741.81%Kurt Schrader
Daniel K. Souza

Marvin Sandnes
2016U.S. SenateOregonLost651,10633.35%Ron Wyden
Shanti S. Lewallen

Steven C. Reynolds

Eric Navickas

Jim Lindsay
Identity & sources. Identity verified against Wikidata (Q27517328). Election results come from official certified totals and the MIT Election Data and Science Lab; see methodology.
Cite this profile. PolitiFinder, “Mark Callahan: election history & vote totals.” https://politifinder.com/p/mark-callahan. 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.