Joni Ernst, U.S. Senator

Joni Ernst

U.S. Senator● In office
Born
July 1, 1970
Current age
56
Home state
Iowa
Party
Republican
In office
U.S. Senator, Iowa (present)
On the ballot
2014–2020
Career timeline
2-0
RecordWin–Loss
Total Popular Votes
Ernst1.5M
Opponents1.3M
2
Elections run

Between 2014 and 2020, Joni Ernst ran in 2 U.S. Senate elections, winning all 2. Ernst's biggest single-election total was 864,997 votes, in the 2020 U.S. Senate election in Iowa. Ernst's closest win came in the 2014 U.S. Senate election in Iowa, decided by 94,205 votes.

Browse every U.S. Senate election in Iowa or all 2020 U.S. Senate races.

How many votes has Joni Ernst received?

Joni Ernst has received 1,453,572 popular votes across 2 U.S. elections, with a career record of 2–0.

Election history

Joni Ernst’s election history
YearOfficeResultVotesOpponent(s)
2020U.S. SenateIowaWon864,99750.88%Theresa Greenfield
Rick Stewart (head-to-head)

Suzanne Herzog
2014U.S. SenateIowaWon588,57552.1%Bruce Braley
Rick Stewart (head-to-head)

Douglas Butzier

Bob Quast

Ruth Smith
Identity & sources. Identity verified against the Congressional Bioguide (E000295) and Wikidata (Q13475242). Election results come from official certified totals and the MIT Election Data and Science Lab; see methodology.
Cite this profile. PolitiFinder, “Joni Ernst: election history & vote totals.” https://politifinder.com/p/joni-ernst. 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.