1988 United States Senate election in Hawaii

The 1988 United States Senate election in Hawaii took place on November 8, 1988. Incumbent Democratic U.S. Senator Spark Matsunaga won re-election to a third and final term.

On April 15, 1990, Senator Matsunaga died of bone cancer, leading Governor John Waihe'e to appoint U.S. Representative from Hawaii's 2nd district Daniel Akaka to fill the seat. Akaka ran in the 1990 special election to fill out the remainder of the term, but won for his full term.

Democratic

 * Spark Matsunaga, incumbent U.S. Senator

Republican

 * Maria Hustace, cattle rancher