This Is How The "Dumb Blonde" Stereotype Began
Rosalie Duthé was a French courtesan of the 18th century, and trained ballet dancer. She was famous for being beautiful, and also slow-witted. A 1775 one-act play depicted Duthé as the main character, and exaggerated her vacant pauses in conversation.
from Stuff Mom Never Told You - HowStuffWorks
Key Facts In This Video
There is no scientific data to back up the concept of a "dumb blonde." (0:24)
Many consider Rosalie Duthé to be the first recorded "dumb blonde." (0:48)
The novel "Gentlemen Prefer Blondes" written in the 1920s emphasized the idea of the dumb blonde. (1:29)