Emma Azalia Hackley, also known as E. Azalia Hackley and Azalia Smith Hackley (1867–1922), was a concert soprano, newspaper editor, teacher, and political activist. An African American, she promoted racial pride through her support and promotion of music education for people of color. She was a choir director and she organized Folk Songs Festivals in African American churches and schools. Hackley studied music for years, including in Paris under opera singer Jean de Reszke. She was a music teacher who taught Roland Hayes, Marian Anderson, and R. Nathaniel Dett. She founded the Vocal Normal Institute in Chicago.