| Election Name: | 2024 Connecticut Republican presidential primary |
| Country: | Connecticut |
| Type: | presidential |
| Ongoing: | Yes |
| Previous Election: | 2020 Connecticut Republican presidential primary |
| Previous Year: | 2020 |
| Next Election: | 2028 Connecticut Republican presidential primary |
| Next Year: | 2028 |
| Election Date: | April 2, 2024 |
| Outgoing Members: | LA |
| Elected Members: | NY |
| Votes For Election: | 28 Republican National Convention delegates |
| Map Size: | 250px |
| Image1: | Donald Trump 2023 (cropped).jpg |
| Candidate1: | Donald Trump |
| Color1: | 283681 |
| Home State1: | Florida |
| Popular Vote1: | 34,750 |
| Percentage1: | 77.88% |
| Delegate Count1: | 28 |
| Candidate2: | Nikki Haley (withdrawn) |
| Color2: | fe6100 |
| Home State2: | South Carolina |
| Popular Vote2: | 6,229 |
| Percentage2: | 13.96% |
| Delegate Count2: | 0 |
The 2024 Connecticut Republican presidential primary was held on April 2, 2024, as part of the Republican Party primaries for the 2024 presidential election. 28 delegates to the 2024 Republican National Convention were allocated on a winner-take-most basis.[1] The contest was held alongside primaries in New York, Rhode Island, and Wisconsin.
Connecticut Secretary of the State Stephanie Thomas announced the following list of qualifying candidates on January 19, 2024:[2]