| Election Name: | 1914 United States Senate election in Missouri |
| Country: | Missouri |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1909 United States Senate election in Missouri |
| Previous Year: | 1909 |
| Election Date: | November 3, 1914 |
| Next Election: | 1918 United States Senate special election in Missouri |
| Next Year: | 1918 (special) |
| Image1: | File:Sen. Wm. J. Stone LCCN2016821758 (3x4a).jpg |
| Nominee1: | William J. Stone |
| Party1: | Democratic Party (US) |
| Popular Vote1: | 711,161 |
| Percentage1: | 50.4% |
| Nominee2: | Thomas Akins |
| Party2: | Republican Party (US) |
| Popular Vote2: | 589,498 |
| Percentage2: | 41.6% |
| Map Size: | 275px |
| U.S. senator | |
| Before Election: | William J. Stone |
| Before Party: | Democratic Party (US) |
| After Election: | William J. Stone |
| After Party: | Democratic Party (US) |
The 1914 United States Senate election in Missouri took place on November 3, 1914 in Missouri. Incumbent Democratic Senator William J. Stone was re-elected to a third term in office. He defeated Thomas Akins of the Republican Party.
The Prohibition Party nominated Orange J. Hill, a member of the Drury College board of trustees and the Prohibition candidate in the 1904 gubernatorial election.[4]
The Socialist Labor Party of America nominated J. W. Molineaux.