| Election Name: | 1915 United States gubernatorial elections |
| Country: | United States |
| Flag Year: | 1912 |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 1914 United States gubernatorial elections |
| Previous Year: | 1914 |
| Next Election: | 1916 United States gubernatorial elections |
| Next Year: | 1916 |
| 1Blank: | Seats up |
| 2Blank: | Seats won |
| Seats For Election: | 5 governorships |
| Election Date: | November 2, 1915; April 18, 1916 (LA) |
| Party1: | Democratic Party (United States) |
| Seats Before1: | 28 |
| Seats After1: | 28 |
| 1Data1: | 4 |
| 2Data1: | 4 |
| Party2: | Republican Party (United States) |
| Seats Before2: | 19 |
| Seats After2: | 19 |
| 1Data2: | 1 |
| 2Data2: | 1 |
| Map Size: | 324px |
United States gubernatorial elections were held in 1915, in five states. Kentucky, Louisiana, Maryland and Mississippi held their gubernatorial elections in odd numbered years, every 4 years, preceding the United States presidential election year. Massachusetts elected its governors to a single-year term, switching to two-year-terms from the 1920 election.
| State | Incumbent | Party | Status | Opposing candidates | |
|---|---|---|---|---|---|
| Kentucky | Democratic | Term-limited, Democratic victory | Augustus O. Stanley (Democratic) 49.06% Edwin P. Morrow (Republican) 48.96% L. L. Pickett (Prohibition) 0.94% Charles Dobbs (Socialist) 0.74% Fred J. Drexler (Progressive) 0.31% [1] | ||
| Louisiana (Held, 18 April 1916) | Democratic | Term-limited, Democratic victory | Ruffin G. Pleasant (Democratic) 62.51% John Milliken Parker (Progressive) 37.20% Horace Noonan (Independent) 0.28% Scattering 0.02% [2] (Democratic primary results) Ruffin G. Pleasant 73.71% Thomas C. Barret 26.29% [3] | ||
| Maryland | Republican | Retired, Democratic victory | Emerson C. Harrington (Democratic) 49.57% Ovington E. Weller (Republican) 48.25% George B. Gorsuch (Prohibition) 0.97% Charles E. Devlin (Socialist) 0.87% Robert W. Stevens (Labor) 0.35% [4] | ||
| Massachusetts | Democratic | Defeated, 45.71% | Samuel W. McCall (Republican) 46.97% William Shaw (Prohibition) 3.90% Walter S. Hutchins (Socialist) 1.74% Nelson B. Clark (Progressive) 1.39% Peter O'Rourke (Socialist Labor) 0.29%[5] | ||
| Mississippi | Democratic | Term-limited, Democratic victory | Theodore G. Bilbo (Democratic) 92.59% J. T. Lester (Socialist) 7.41% [6] (Democratic primary results) Theodore G. Bilbo 50.36% M. W. Reily 32.23% John R. Tally 7.73% H. M. Quinn 5.15% Peter Simpson Stovall 4.53%[7] |