Question

First man boxing champion:

Answer 1

Jack Johnson is correct I think

Answer 2

Hey mate,
Here is your answer
=====)JOHN ARTHUR JOHNSON


John Arthur Johnson (March 31, 1878 – June 10, 1946), nicknamed the Galveston Giant, was an American boxer who, at the height of the Jim Crow era, became the first African American world heavyweight boxing champion (1908–1915).