1988 United States Senate election in Arizona

1988 United States Senate election in Arizona

November 8, 1988
 
Nominee Dennis DeConcini Keith DeGreen
Party Democratic Republican
Popular vote 660,403 478,060
Percentage 56.71% 41.05%

County results
DeConcini:      40–50%      50–60%      60–70%      70–80%

U.S. senator before election

Dennis DeConcini
Democratic

Elected U.S. Senator

Dennis DeConcini
Democratic

The 1988 United States Senate election in Arizona took place on November 8, 1988. Incumbent Democratic U.S. Senator Dennis DeConcini was reelected to a third term, even as incumbent Republican Vice President George H. W Bush won the state for president on the same ballot. This was the last time until 2018 that Democrats won a U.S. Senate seat in Arizona.