2016Final results
2016 election for U.S. Senate in Hawaii
U.S. Senate · Hawaii
Brian Schatz (D) won with 73.6% of the vote, defeating John Carroll (R) by 51.4 points.
Brian SchatzDemocrat · winner
73.6%306,604
John CarrollRepublican
22.2%92,653
Joy J. AllisonConstitution
2.2%9,103
Michael A. KokoskiLibertarian
1.6%6,809
John M. "raghu" GiuffreOther party
0.3%1,393
416,562 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 2016
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.
Brian SchatzJohn Carroll
$3.8M
Raised by the campaign
$65.3K
$2.5M
Spent by the campaign
$48.8K
$2.2M
Cash on hand
-$5.5K
Campaign money: FEC, through Dec 31, 2016.
Source: FEC campaign filingsUpdated Dec 31, 2016
The candidates
Brian Schatz (D)John Carroll (R)
Also on the ballot: Joy J. Allison (Constitution), 2.2%; Michael A. Kokoski (Libertarian), 1.6%; John M. "raghu" Giuffre (Other party), 0.3%