He graduated from Cheyenne Central High School and later received a Bachelor of Science degree in zoology from the University of Wyoming and Juris Doctor from Sturm College of Law at the University of Denver.
[2][3] Wiederspahn was the husband of Wyoming's United States senator Cynthia Lummis.
[5] Wiederspahn died of a heart attack in Cheyenne on October 24, 2014.
[7][8] After Wiederspahn's death, Lummis dropped her bid for the chairmanship of the Republican Study Committee and opted not to seek a fifth term in the U.S. House, retiring in 2017.
Lummis went on to win the 2020 U.S. Senate election to replace the retiring incumbent Mike Enzi.