(January 11, 1913 – December 29, 1980), was a landowner, oilman, rancher, banker, and newspaper publisher from Amarillo, Texas, who was the Republican nominee in 1958 for the U.S.
Senate against the Democratic incumbent, Ralph W.
Yarborough.
Yarborough handily won the match, 587,030 (74.6 percent) to Whittenburg's 185,926 (23.6 percent) at a time before the Republican Party of Texas became competitive at the congressional level.
Whittenburg, as a Senate candidate, advocated a constitutional amendment to provide for the direct election of justices of the United States Supreme Court in accordance with the procedure employed for choosing members of the Texas Supreme Court; he believed the voters would choose conservative justices.In 1962, Whittenburg lost the Republican gubernatorial primary to Jack M.
Cox, then an oilfield equipment executive from Houston, who was in turn defeated in the general election by the then Democrat John B.
Connally, Jr.
Whittenburg said that he wanted to be governor to check the "dictatorial powers" of U.S.