Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Odessa Lee Clay (née Grady) (February 12, 1917 August 20, 1994) was the mother of three-time World Heavyweight Champion Muhammad Ali and Rudolph Valentino Clay, now Rahman Ali and grandmother of Laila Ali. She married Cassius Marcellus Clay, Sr. in the 1930s and worked for some time as a household domestic to help support her young children.