Al Davis hired Al Shell, the first black head coach of the modern era, in 1988. He hired Tom Flores, the first Latino coach, and Amy Trask, the first woman CEO.
Given that the Davis Cup recognizes only countries, not people,and since there are no countries named "black" (or, at least, none currently assigned to play the Davis Cup),the answer is: there have been no black winners of the Davis Cup.
No he was not the first black men to play tennis. Though he was the first black man to win the Us open tennis. But I will try to find the first black man to play tennis.
Who was the first indigenous coach?
The first black head coach for the Steelers, is current coach Mike Tomlin. He has been the head coach for the Steelers since 2007.
My idol, Serena Williams was the first black woman to win a major tennis championship.
The first head coach in the was Art Shell, but the first coach was Fritz Pollard.
Fritz Pollard.
Fritz Pollard.
Elston Howard was not only the 1st Yankees Coach, BUT he was also the 1st Black Coach in the American League.
Althea Gibson was the first African American international tennis player. She was the first person of color to win a Grand Slam tournament when she won the French Open in 1956.
George Ainsley was the first coach of Ghana national team.