1990 United States Senate election in Idaho

The 1990 United States Senate election in Idaho was held on November 6, 1990. Republican Rep. Larry Craig defeated Democratic former state legislator Ron Twilegar for the seat of U.S. Senator Jim McClure, who did not seek reelection.

Republican

 * Larry Craig, U.S. Representative
 * Jim Jones, Idaho Attorney General

Democratic

 * Ron Twilegar, former State Senator
 * David C. Steed

Primary Results
Both primary elections were held on May 22, 1990.