| Election Name: | 1878 Connecticut gubernatorial election |
| Country: | Connecticut |
| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | November 1876 Connecticut gubernatorial election |
| Previous Year: | November 1876 |
| Next Election: | 1880 Connecticut gubernatorial election |
| Next Year: | 1880 |
| Election Date: | November 5, 1878 |
| Image1: | Charles B. Andrews (Connecticut Governor) (3x4a).jpg |
| Nominee1: | Charles B. Andrews |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 48,867 |
| Percentage1: | 46.66% |
| Nominee2: | Richard D. Hubbard |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 46,385 |
| Percentage2: | 44.29% |
| Image3: | 3x4.svg |
| Nominee3: | Charles Atwater |
| Party3: | Greenback Party |
| Popular Vote3: | 8,314 |
| Percentage3: | 7.94% |
| Map Size: | 220px |
| Governor | |
| Before Election: | Richard D. Hubbard |
| Before Party: | Democratic Party (United States) |
| After Election: | Charles B. Andrews |
| After Party: | Republican Party (United States) |
The 1878 Connecticut gubernatorial election was held on November 5, 1878. Republican nominee Charles B. Andrews defeated Democratic incumbent governor Richard D. Hubbard with 46.66% of the vote.
As no candidate had won a majority of the vote, the Republican-controlled state legislature elected Andrews, who had received a plurality.
Major party candidates
Other candidates