Name: unnamed gentleman
First Appearance: Superman (vol. 1) #7 (Nov.-Dec. 1940): "Superman's Cleanup Campaign"
Number of Appearances: 1
Note: fought Superman, who was using his office to eavesdrop
An unnamed gentleman was featured on pages 10 and 11 of the story retroactively titled "Superman's Cleanup Campaign" in Superman #7 (Nov.-Dec. 1940).