Blanche McManus was an American writer and artist. She and her husband, Milburg Francisco Mansfield wrote a series of illustrated travel books, many of which included information about automobiles which were new at the time.

McManus was born on Talledega Plantation, East Feliciana Parish, Louisiana, in 1870 and died in Louisiana on June 13, 1935.

McManus inherited Hampton Hall, a historic mansion in Woodville, Mississippi, with her two sisters in 1909. She did the murals in the parlor.