No, she is popular due to her inventions of hair cosmetics particularly for African-Americans such as straightening irons, relaxers, etc.
Charles-Adolphe Wurtz
He was a scientist that discovered the Phythagoras Theorum, A,squared + B,squared = c,squared.
Mme C J Walker became famous because she tried and moved up in the world she didn't let anything stop her
E. C. Walker died in 1894.
E. C. Walker was born in 1820.
Harry C. Walker died in 1932.
A. C. Walker has written: 'What's in a job' 'China Calls'
Charles C. B. Walker was born in 1824.
Charles C. B. Walker died in 1888.
L. C. Walker Arena was created in 1960.
J. C. Walker has written: 'Fusarium wilt of tomato'
While the person who first answered this question wrote "madam c.j. walker is famous for inventing the hot comb". . .this statement is not true. Madam Walker did NOT invent the hot comb. Hot combs appear in Bloomingdales and Sears catalogs as early as 1890 when Madam C. J. Walker was still Sarah Breedlove McWilliams, a poor washerwoman, and long before she began her hair care business in 1906. Source: On Her Own Ground: The Life and Times of Madam C. J. Walker by A'Lelia Bundles and www.madamcjwalker.com