Jeff Duncan, U.S. Representative

Jeff Duncan

U.S. Representative
Born
January 7, 1966
Current age
60
Home state
South Carolina
Party
Republican
On the ballot
2010–2022
7-0
RecordWin–Loss
Total Popular Votes
Duncan1.2M
Opponents449,081
7
Elections run

Between 2010 and 2022, Jeff Duncan ran in 7 U.S. House elections, winning all 7. Duncan's biggest single-election total was 237,544 votes, in the 2020 U.S. House election in South Carolina's District 3. Duncan's closest win came in the 2010 U.S. House election in South Carolina's District 3, decided by 53,140 votes.

Browse every U.S. House race in South Carolina's District 3 or all 2022 U.S. House races.

How many votes has Jeff Duncan received?

Jeff Duncan has received 1,189,666 popular votes across 7 U.S. elections, with a career record of 7–0.

Election history

Jeff Duncan’s election history
YearOfficeResultVotesOpponent(s)
2022U.S. HouseSouth CarolinaWon189,97197.64%
2020U.S. HouseSouth CarolinaWon237,54471.21%Hosea Cleveland (head-to-head)
2018U.S. HouseSouth CarolinaWon153,33867.79%Mary Geren
Dave Moore
2016U.S. HouseSouth CarolinaWon196,32572.84%Hosea Cleveland (head-to-head)
2014U.S. HouseSouth CarolinaWon116,74171.18%Barbara Jo Mullis
2012U.S. HouseSouth CarolinaWon169,51266.54%Brian Ryan B. Doyle
2010U.S. HouseSouth CarolinaWon126,23562.46%Jane Ballard Dyer
John Dalen
Identity & sources. Identity verified against the Congressional Bioguide (D000615) and Wikidata (Q1027026). Election results come from official certified totals and the MIT Election Data and Science Lab; see methodology.
Cite this profile. PolitiFinder, “Jeff Duncan: election history & vote totals.” https://politifinder.com/p/jeff-duncan. 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.