The 1938 United States Senate election in Illinois took place on November 8, 1938. Incumbent first-term Democrat William H. Dieterich retired. Fellow Democrat Scott W. Lucas was elected to succeed him.
The 1938 United States Senate election in Illinois took place on November 8, 1938. Incumbent first-term Democrat William H. Dieterich retired. Fellow Democrat Scott W. Lucas was elected to succeed him. (en)