| Election Name: | 1906 Los Angeles mayoral election |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1904 Los Angeles mayoral election |
| Previous Year: | 1904 |
| Next Election: | March 1909 Los Angeles mayoral election |
| Next Year: | March 1909 |
| Image1: | ArthurCyprianHarper.jpg |
| Candidate1: | Arthur Cyprian Harper |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 11,064 |
| Percentage1: | 33.63% |
| Candidate2: | Lee C. Gates |
| Party2: | Independent (United States) |
| Popular Vote2: | 9,004 |
| Percentage2: | 27.37% |
| Image4: | Walter Lindley.png |
| Candidate4: | Walter Lindley |
| Party4: | Republican Party (United States) |
| Popular Vote4: | 7,209 |
| Percentage4: | 21.91% |
| Image5: | Stanley Wilson Crop.jpg |
| Candidate5: | Stanley B. Wilson |
| Party5: | Public Ownership Party |
| Color5: | FFDCC6 |
| Popular Vote5: | 4,011 |
| Percentage5: | 12.19% |
| Mayor | |
| Before Election: | Owen McAleer |
| Before Party: | Republican Party (United States) |
| After Election: | Arthur Cyprian Harper |
| After Party: | Democratic Party (United States) |
The 1906 Los Angeles mayoral election was held on December 4, 1906. Arthur Cyprian Harper was elected. It was the last partisan mayoral election held in the city.