Ella Lillian Davis Browne Mahammitt (November 22, 1863 – September 9, 1932) was an American journalist, civil rights activist, and women's rights activist from Omaha, Nebraska. She was editor of the black weekly The Enterprise, president of Omaha's Colored Women's Club, and an officer of local branches of the Afro-American League. On a national stage, in 1895 she was vice-president of the National Federation of Afro-American Women, headed by Margaret James Murray (wife of Booker T. Washington), and in 1896 was a committee member of the successor organization, the National Association of Colored Women, under president Mary Church Terrell.