Shan Tsutsui Democratic Donna Mercado Kim Democratic The 2012 Hawaii Senate Elections were held on November 6, 2012.

No seats changed parties in this election.

No seats were lost as a result of the decennial reappropriation of districts.

District 11 Senator Carol Fukunaga was defeated by fellow Democratic Senator Brian Taniguchi (formerly District 10) in the primary.

[1] Pohai Ryan, incumbent District 25 senator, was defeated by Laura Thielen in the primary.