Who is the first african american to be on a u. S. Postage stamp?

Booker T. Washington

Explanation:

As part of the 1940 Famous Americans Issue, the U.S of America issued the 10-cent Booker T. Washington stamp on April 7, 1940. Its significance lies in the fact that it was the 1st time a former  African American slave has been honored on a postage stamp in the country. Only 35 Americans were honored by the  Famous Americans Issue based on their significant contributions to the different fields like that of poetry, technology, music, literature, education,  art, etc  and decision eventually agreed by Franklin Delano Roosevelt.

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