Helen Walker-Hill (née Siemens; May 26, 1936 – August 8, 2013) was a Canadian pianist and musicologist who specialised in the music of black women composers.
She received her early musical training from her mother, Margaret Siemens, and continued piano studies with Emma Endres Kountz in Toledo, Ohio.
She compiled and edited the anthology Black Women Composers: A century of piano music, 1893-1990 (1992); the unprecedented volume contains scores and biographical information for Estelle D. Ricketts, Anna Gardner Goodwin, L. Viola Kinney, Amanda Aldridge (pseud.
Price, Mary Lou Williams, Julia Perry, Undine Smith Moore, Betty Jackson King, Philippa Duke Schuyler, Tania León, Margaret Bonds, Lena Johnson McLin, Valerie Capers, Regina A. Harris Baiocchi, Dorothy Rudd Moore, Joyce Solomon, Mable Bailey, and Zenobia Powell Perry.
In 2002, she published her landmark study From Spirituals to Symphonies: African-American Women Composers and Their Music which includes some previously unknown names along with the more familiar.