2018 Ohio Attorney General election

The 2018 Ohio Attorney General election took place on November 6, 2018, to elect the attorney general of Ohio.

Incumbent Attorney General Mike DeWine was term-limited and ran for governor. Republican nominee and Ohio State Auditor Dave Yost defeated Democratic nominee and former US Attorney Steve Dettelbach in the general election.

Nominee

 * Dave Yost, State Auditor

Declined

 * Keith Faber, state representative and former Ohio Senate President (ran for State Auditor)

Nominee

 * Steve Dettelbach, former United States Attorney for the Northern District of Ohio

Declined

 * Connie Pillich, former state representative and nominee for Ohio State Treasurer in 2014 (ran for Governor)
 * Joe Schiavoni, Minority Leader of the Ohio Senate (ran for Governor)

Candidates

 * Dave Yost, State Auditor
 * Steve Dettelbach, former United States Attorney for the Northern District of Ohio

Polling
{| class=wikitable ! Poll source ! Date(s) administered ! Sample size ! Margin of error ! style="width:100px;"|Dave Yost (R) ! style="width:100px;"|Steve Dettelbach (D) ! Undecided
 * - valign= bottom
 * Cygnal (R)
 * align=center| October 30–31, 2018
 * align=center| 503
 * align=center| ± 4.4%
 * align=center| 46%
 * align=center| 43%
 * align=center| 12%
 * Baldwin Wallace University
 * align=center| October 19–27, 2018
 * align=center| 1,051
 * align=center| ± 3.8%
 * align=center| 38%
 * align=center| 40%
 * align=center| 20%
 * Change Research (D-Innovation Ohio)
 * align=center| August 31 – September 4, 2018
 * align=center| 822
 * align=center| ± 3.0%
 * align=center| 41%
 * align=center| 37%
 * align=center| 22%
 * Fallon Research
 * align=center| May 21–25, 2018
 * align=center| 800
 * align=center| ± 3.5%
 * align=center| 41%
 * align=center| 32%
 * align=center| 27%
 * align=center| ± 3.5%
 * align=center| 41%
 * align=center| 32%
 * align=center| 27%

Results
Dave Yost won the general election by a 4.4% margin of victory.