| Election Name: | 1982 United States Senate election in Arizona |
| Country: | Arizona |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1976 United States Senate election in Arizona |
| Previous Year: | 1976 |
| Next Election: | 1988 United States Senate election in Arizona |
| Next Year: | 1988 |
| Election Date: | November 2, 1982 |
| Image1: | Dennis W. DeConcini.jpg |
| Nominee1: | Dennis DeConcini |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 411,970 |
| Percentage1: | 56.91% |
| Nominee2: | Pete Dunn |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 291,749 |
| Percentage2: | 40.30% |
| Map Size: | 210px |
| U.S. Senator | |
| Before Election: | Dennis DeConcini |
| Before Party: | Democratic Party (United States) |
| After Election: | Dennis DeConcini |
| After Party: | Democratic Party (United States) |
The 1982 United States Senate election in Arizona took place on November 2, 1982. Incumbent Democratic U.S. Senator Dennis DeConcini won re-election to a second term.