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79 Republican National Convention delegates | |||||||||||||||||||
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 County results
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| Elections in Ohio |
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The 2024 Ohio Republican presidential primary was held on March 19, 2024, as part of the Republican Party primaries for the 2024 presidential election. 79 delegates to the 2024 Republican National Convention were allocated on a winner-take-all basis. [2] The contest was held alongside primaries in Arizona, Florida, Illinois, and Kansas.
The filing deadline for the Ohio primary was on December 20, 2023, and the office of the Secretary of State of Ohio published the list of certified candidates on January 9, 2024. [3]
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Governors
| Candidate | Votes | Percentage | Actual delegate count | ||
|---|---|---|---|---|---|
| Bound | Unbound | Total | |||
| Donald Trump | 896,059 | 79.21% | 79 | 79 | |
| Nikki Haley (withdrawn) | 162,563 | 14.37% | |||
| Ron DeSantis (withdrawn) | 38,089 | 3.37% | |||
| Chris Christie (withdrawn) | 20,027 | 1.77% | |||
| Vivek Ramaswamy (withdrawn) | 14,450 | 1.28% | |||
| Total: | 1,131,188 | 100.00% | 79 | 79 | |
| Poll source | Date(s) administered | Sample size | Margin of error | Chris Christie | Ron DeSantis | Nikki Haley | Asa Hutchinson | Mike Pence | Vivek Ramaswamy | Tim Scott | Donald Trump | Other | Undecided |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| McLaughlin & Associates (R) [35] | Dec 12–14, 2023 | 600 (LV) | ± 4.0% | 6% | 11% | 15% | – | – | 3% | – | 61% | – | 4% |
| Morning Consult [36] | Nov 1–30, 2023 | 1,881 (LV) | – | 3% | 11% | 8% | 0% | – | 6% | 1% | 69% | 0% [a] | 2% |
| Emerson College/Nexstar, WJW (Cleveland) [37] | Nov 10–13, 2023 | 468 (LV) | ± 4.5% | 2% | 8% | 10% | 1% | – | 6% | 1% | 62% | 1% [b] | 10% |
| Morning Consult [36] | Oct 1–31, 2023 | 1,893(LV) | – | 2% | 13% | 7% | 0% | 5% | 8% | 2% | 62% | 0% [c] | 1% |
| Ohio Northern University [38] | Oct 16–19, 2023 | 269 (LV) | ± 2.15% | 1% | 10% | 5% | 0% [d] | 4% | 9% | – | 64% | 1% [e] | 6% |
| Morning Consult [36] | Sep 1–30, 2023 | 1,621(LV) | – | 3% | 14% | 5% | 0% | 5% | 11% | 2% | 60% | 0% [c] | – |
| Morning Consult [36] | Aug 1–31, 2023 | 1,803(LV) | – | 3% | 12% | 3% | 0% | 7% | 10% | 3% | 61% | 1% [f] | – |
| Morning Consult [36] | July 1–31, 2023 | 1,835(LV) | – | 3% | 16% | 2% | 0% | 8% | 9% | 3% | 58% | 0% [g] | 1% |
| Ohio Northern University [39] | Jul 17–26, 2023 | 675 (RV) | ± 3.7% | 2% | 9% | 3% | 1% | 6% | 12% | 5% | 64% | 1% | 3% |
| Suffolk University [40] | Jul 9–12, 2023 | 190 (RV) | – | 4% | 23% | 2% | 2% | 4% | 2% | 5% | 48% | 3% [h] | 8% |
| Morning Consult [36] | June 1–30, 2023 | 1,711(LV) | – | 2% | 19% | 3% | 1% | 7% | 5% | 3% | 59% | 1% [i] | 1% |
| East Carolina University [41] | Jun 21–24, 2023 | 405 (RV) | ± 4.0% | 4% | 15% | 2% | 1% | 5% | 3% | – | 59% | 2% | 10% |
| Morning Consult [36] | May 1–31, 2023 | 1,792(LV) | – | – | 20% | 3% | 0% | 7% | 5% | 2% | 60% | 3% [j] | – |
| Morning Consult [36] | Apr 1–30, 2023 | 1,754(LV) | – | – | 21% | 2% | 0% | 8% | 2% | 2% | 61% | 4% [k] | – |
| Morning Consult [36] | Mar 1–31, 2023 | 1,827(LV) | – | – | 27% | 4% | – | 7% | 0% | 1% | 56% | 3% [l] | 2% |
| Morning Consult [36] | Feb 1–28, 2023 | 1,573(LV) | – | – | 30% | 4% | – | 9% | 0% | 1% | 50% | 4% [m] | 2% |
| Morning Consult [36] | Jan 1–31, 2023 | 2,095(LV) | – | – | 31% | 2% | – | 9% | – | 1% | 50% | 5% [n] | 2% |
| Morning Consult [36] | Dec 1–31, 2022 | 1,188 (LV) | – | – | 33% | 2% | – | 8% | – | 1% | 48% | 5% [o] | 3% |
| Echelon Insights [42] | Aug 31 – Sep 7, 2022 | 377 (LV) | ± 4.3% | – | 30% | – | – | – | – | – | 58% | 12% | – |
| John Bolton Super PAC [43] | Jul 22–24, 2022 | 136 (LV) | – | 2% | 30% | – | – | 9% | – | – | 28% | 16% [p] | 13% |
