2018 United States Senate election in Hawaii

The 2018 United States Senate election in Hawaii took place on November 6, 2018. Incumbent Democratic U.S. Senator Mazie Hirono ran for reelection to a second term. Hirono ran unopposed in her party's primary and was easily reelected, defeating Republican challenger Ron Curtis. She won the highest vote percentage of any U.S. Senate candidate in 2018. This election was the fifth consecutive cycle in which a senate election was held in Hawaii after elections in 2010, 2012, 2014, and 2016.

The primary election took place on August 11, 2018.

Declared

 * Mazie Hirono, incumbent U.S. Senator

Declined

 * Tulsi Gabbard, U.S. Representative

Declared

 * Consuelo Anderson, educator and businesswoman
 * George L. Berish, former Honolulu Symphony board member and finance chair
 * Ron Curtis, retired systems engineer
 * Rocky De La Fuente, businessman
 * Robert C. Helsham Sr.
 * Michael R. Hodgkiss
 * Eddie Pirkowski, CEO
 * Thomas Edward White

Declared

 * Charles Haverty
 * Matthew K. Maertens
 * Arturo Pacheco Reyes

Predictions
There were no polls taken, and the race was rated safely Democratic by all forecasters.