Mama Yancey, born Mary Katherine Yancey in 1895, was a legendary blues pianist and singer from Chicago. Known for her soulful vocals and infectious piano playing, she was a fixture on the city's vibrant blues scene in the early 20th century. Yancey's music was a blend of traditional blues and ragtime, and she was known for her improvisational skills and her ability to captivate audiences with her performances. Her most famous songs include "Hurry Sundown" and "Chicago Piano Volume 1," which showcased her unique style and her mastery of the blues.