| Election Name: | 1965 Pittsburgh mayoral election |
| Flag Image: | Flag of Pittsburgh, Pennsylvania.svg |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1961 Pittsburgh mayoral election |
| Previous Year: | 1961 |
| Next Election: | 1969 Pittsburgh mayoral election |
| Next Year: | 1969 |
| Election Date: | November 2, 1965 |
| Image1: | Joseph M. Barr of Pittsburgh greet Mayo at the U.S. Conference of Mayor's Congressional Reception January 21 in the Mayflower Hotel, Washington (12775125494) (cropped).jpg |
| Nominee1: | Joseph M. Barr |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 109,947 |
| Percentage1: | 62.5% |
| Nominee2: | Vince Rovitto |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 65,969 |
| Percentage2: | 37.5% |
| Mayor | |
| Before Election: | Joseph M. Barr |
| Before Party: | Democratic Party (United States) |
| After Election: | Joseph M. Barr |
| After Party: | Democratic Party (United States) |
The Mayoral election of 1965 in Pittsburgh, Pennsylvania was held on Tuesday, November 2, 1965. The incumbent mayor, Joe Barr of the Democratic Party was victorious for his second term.
A total of 184,604 votes were cast. The 1965 race marks the last time that a Republican candidate was marginally competitive, as Barr defeated attorney Vince Rovitto by only about a 25% margin of victory. Subsequent Republicans have generally failed to achieve 30% of the total vote.