Avery Dressed up as Althea Gibson A tennis legend whose name might be unknown in many American households, Althea Gibson won ten national championships and became the first Black woman to win a grand slam title in 1956. "Harlem bred, Althea Gibson won some of the biggest titles in tennis and golf during a time when racial barriers made it nearly impossible for black women to break into either of these sports," wrote Amber. Image Source: Instagram user therealaveryjade