1976Final results
1976 election for U.S. Senate in Arizona
U.S. Senate · Arizona
Dennis DeConcini (D) won with 54.0% of the vote, defeating Sam Steiger (R) by 10.7 points.
Dennis DeConciniDemocrat · winner
54.0%400,334
Sam SteigerRepublican
43.3%321,236
Bob FieldIndependent
1.5%10,765
Allan NorwitzLibertarian
1.0%7,310
Wm. Mathews FeighanIndependent
0.2%1,565
741,210 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1976
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The candidates
Dennis DeConcini (D)Sam Steiger (R)
Also on the ballot: Bob Field (Independent), 1.5%; Allan Norwitz (Libertarian), 1.0%; Wm. Mathews Feighan (Independent), 0.2%