| Election Name: | 1919 Philadelphia mayoral election |
| Country: | Philadelphia |
| Type: | presidential |
| Ongoing: | no |
| Previous Year: | 1915 |
| Next Year: | 1923 |
| Image1: | File:Joseph Hampton Moore (March 8, 1864 – May 2, 1950) in 1916 (1).jpg |
| Nominee1: | J. Hampton Moore |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 227,739 |
| Percentage1: | 80.65% |
| Nominee2: | Michael Donohoe |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 30,408 |
| Percentage2: | 10.77% |
| Image3: | File:3x4.svg |
| Nominee3: | Joseph S. McLaughlin |
| Party3: | Charterite |
| Popular Vote3: | 17,900 |
| Percentage3: | 6.34% |
| Mayor | |
| Before Election: | Harry Arista Mackey |
| Before Party: | Republican Party (United States) |
| After Election: | J. Hampton Moore |
| After Party: | Republican Party (United States) |
The 1919 Philadelphia mayoral election saw the election of J. Hampton Moore.