Chief Emmanuel Oyedele Ashamu (1924 - 1992) commonly known as Chief E. O. Ashamu or The Mayo of Oyo was a Nigerian land owner and Oyo Chief who was prominent in the Nigerian business sector during the 1960s - 1990s.[1] He was a pharmacist by training and was the owner of Industrial Chemists Ltd, Lagos. He rose to become one of the most prominent businessmen in Africa, with interests in agriculture, banking, transportation and real estate.