1980Final results
1980 election for U.S. Senate in Hawaii
U.S. Senate · Hawaii
Daniel K. Inouye (D) won with 77.9% of the vote, defeating Cooper Brown (R) by 59.5 points.
Daniel K. InouyeDemocrat · winner
77.9%224,485
Cooper BrownRepublican
18.4%53,068
Bud ShasteenLibertarian
3.6%10,453
288,006 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 1980
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Daniel K. InouyeCooper Brown
$747.2K
Raised by the campaign
$14.6K
$480.1K
Spent by the campaign
$14.5K
$0
Cash on hand
$0
Campaign money: FEC, through Dec 31, 1980; FEC, through Jan 31, 1981.
Source: FEC campaign filingsUpdated Dec 31, 1980