| Election Name: | 1912 Missouri gubernatorial election |
| Type: | presidential |
| Ongoing: | no |
| Turnout: | 21.23% (1.81%) |
| Previous Election: | 1908 Missouri gubernatorial election |
| Previous Year: | 1908 |
| Next Election: | 1916 Missouri gubernatorial election |
| Next Year: | 1916 |
| Election Date: | November 5, 1912 |
| Image1: | MAJOR, ELLIOTT M. GOVERNOR LCCN2016858288.jpg |
| Nominee1: | Elliott Woolfolk Major |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 337,019 |
| Percentage1: | 48.20% |
| Nominee2: | John C. McKinley |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 217,819 |
| Percentage2: | 31.15% |
| Image3: | Albertdnortoni-1915.jpg |
| Nominee3: | Albert D. Nortoni |
| Party3: | Progressive Party (United States, 1912) |
| Popular Vote3: | 109,146 |
| Percentage3: | 15.61% |
| Map Size: | 270px |
| Governor | |
| Before Election: | Herbert S. Hadley |
| Before Party: | Republican Party (United States) |
| After Election: | Elliott Woolfolk Major |
| After Party: | Democratic Party (United States) |
The 1912 Missouri gubernatorial election was held on November 5, 1912 and resulted in a victory for the Democratic nominee, Missouri Attorney General Elliott Woolfolk Major, over the Republican candidate, former Lt. Gov. John C. McKinley, Progressive Albert D. Nortoni, and candidates representing the Socialist, Prohibition, and Socialist Labor parties. Major defeated former representative William S. Cowherd and former lieutenant governor August Bolte for his party's nomination, while McKinley defeated former representative Arthur P. Murphy and former Secretary of State John Ephraim Swanger.
thumb|right|200px|County Results of the Progressive Party: