2012Final results
2012 election for Hawaii Senate District 18
Hawaii State Senate · Hawaii
Michelle Kidani (D) won with 72.3% of the vote, defeating Rojo Herrera (R) by 44.5 points.
Michelle KidaniDemocrat · winner · incumbent
72.3%14,518
Rojo HerreraRepublican
27.7%5,573
20,091 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2012
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET