James Abdnor represented South Dakota in the U.S. Senate from 1981-1987. He previously served in the U.S. House of Representatives, as Lieutenant Governor of South Dakota, and in the South Dakota State Senate. He identified as a Republican. He died in 2012.
1980
–Endorsed Ronald Reagan (R) for President (won)
1988
–Endorsed Bob Dole (R) for President (lost primary)
1992
–Endorsed George H. W. Bush (R) for President (lost general election)
The Endorsement Project 