1976 United States Senate election in Hawaii

{{Short description|none}}

{{Use mdy dates|date=September 2023}}

{{Infobox election

| election_name = 1976 United States Senate election in Hawaii

| country = Hawaii

| type = presidential

| ongoing = no

| previous_election = 1970 United States Senate election in Hawaii

| previous_year = 1970

| next_election = 1982 United States Senate election in Hawaii

| next_year = 1982

| election_date = November 2, 1976

| image_size = 150x150px

| image1 = Spark Matsunaga 1972 (cropped).png

| nominee1 = Spark Matsunaga

| party1 = Democratic Party (United States)

| popular_vote1 = 162,305

| percentage1 = 53.73%

| image2 = William F. Quinn, 1958 (closer crop).jpg

| nominee2 = William Quinn

| party2 = Republican Party (United States)

| popular_vote2 = 122,724

| percentage2 = 40.62%

| map_image = 1976 United States Senate election in Hawaii results map by county.svg

| map_size = 300px

| map_caption = County results
Matsunaga: {{legend0|#7996e2|50–60%}} {{legend0|#6674de|60–70%}}

| title = U.S. Senator

| before_election = Hiram Fong

| before_party = Republican Party (United States)

| after_election = Spark Matsunaga

| after_party = Democratic Party (United States)

}}

{{ElectionsHI}}

The 1976 United States Senate election in Hawaii took place on November 2, 1976. Incumbent Republican U.S. Senator Hiram Fong did not seek re-election to a fourth term. Democrat Spark Matsunaga won the open seat by defeating Republican William Quinn.

Primary elections were held on October 2.{{cite news|title=EX‐GOV. QUINN TO FACE MATSUNAGA IN HAWAII|url=https://www.nytimes.com/1976/10/04/archives/exgov-quinn-to-face-matsunaga-in-hawaii-rep-mink-loses-mild.html|access-date=8 Jun 2022|newspaper=The New York Times|date=3 Oct 1976|last=Turner|first=Wallace}} Former Governor William F. Quinn easily won the Republican nomination with 93 percent of the vote. In the Democratic primary, Spark Matsunaga won with 51 percent of the vote. His closest competitor was his House colleague Patsy Mink, who received 41 percent.