The 1968 United States Senate election in Hawaii took place on November 5, 1968. Incumbent Democratic U.S. Senator Daniel Inouye was re-elected to a second term in office, easily defeating Republican nominee Wayne Thiessen. Democratic primary Candidates Daniel Inouye, incumbent Senator William Lampard Joseph Petrowski, candidate for Senate in 1962 and U.S. Representative in 1964 Results General election Results See also 1968 United States Senate elections References 1968 Hawaii United States Senate Daniel Inouye