Bầu cử Thượng viện Hoa Kỳ tại Alaska năm 1998

The 1998 United States Senate election in Alaska was held November 3, 1998. Incumbent Republican United States Senator Frank Murkowski sought re-election to a fourth term in the United States Senate. Murkowski easily won re-election against Democratic nominee Joseph Sonneman, a perennial candidate, earning nearly 75% of the vote.

This is the last time any one won this seat with a majority of the vote in the first round. As of 2023, this is the last time a male or a man was elected to the United States Senate from Alaska for the Class 3 Senate seat.