Slave Names. by John C. Inscoe Sambo, Mustapha, and Sukey were among the most common recorded. Slaves often transferred such changes in African American names. Early American slave rolls are filled with classical and biblical names designed to show off the slave-owners' education and not “Early African-American Names. The U.S. Census counted , people with the surname Washington - 90 per cent of them were African-American, a far higher black percentage than for any other common name.