I think you are referring to Marian Anderson. However there is conflict over her actual birth date covering a span of 6 years. All things considered she fits your question.
Marian Anderson was the first African-American to be named a permanent member of Metropolitan Opera Company. Her first performance at the Met being in Verdi's Un ballo in maschera in 1955 - the part of Ulrica
Marian Anderson
Baritone Robert McFerrin Sr. (March 19, 1921 - November 24, 2006) was the first African-American male to sing at the Metropolitan Opera in New York City.
Marian Anderson when she sang the part of Ulrica in Verdi's Un ballo in maschera during 1955. She was also the first African-American to be named a permanent member of Metropolitan Opera Company.
cameron addamsLeontyne price
marian anderson
Marian Anderson was the first African-American sing for the Metropolitan Opera [1955] and also the first to be named a permanent member of Metropolitan Opera Company.
Marian Anderson was the first African-American to be named a permanent member of Metropolitan Opera Company. Her first performance at the Met being in Verdi's Un ballo in maschera in 1955 - the part of Ulrica
opera.
Your question is too broad to give a definitive answer, especially given the huge number of opera companies. However, Marian Anderson was the first African-American sing for the Metropolitan Opera [1955] and also the first to be named a permanent member of Metropolitan Opera Company. Such a delay was purely based on racial discrimination.
Marian Anderson
Marian Anderson
Marian Anderson
Baritone Robert McFerrin Sr. (March 19, 1921 - November 24, 2006) was the first African-American male to sing at the Metropolitan Opera in New York City.
Marian Anderson when she sang the part of Ulrica in Verdi's Un ballo in maschera during 1955. She was also the first African-American to be named a permanent member of Metropolitan Opera Company.
Contralto, Marian Anderson.
Marian Anderson