You would need to contact the Met as there is no such data base in public domain. However, I do not think the Met would necessarily keep a listing based upon ethnic orientation. Whereever you search do not bother looking before 1955.
she was the first black opera singer to pro form there
cameron addamsLeontyne price
Marian Anderson
She was the first black ballerina to perform at the Metropolitan Opera in 1951.
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.
she was the first black opera singer to pro form there
No.
Marian Anderson
cameron addamsLeontyne price
Marian Anderson
She was the first black ballerina to perform at the Metropolitan Opera in 1951.
Janet Collins
Marian Anderson.
Elizabeth walker
The first black woman or man to sing with the Metropolitan Opera in New York City was Marian Anderson. She did this on January 7, 1955.
It was Marian Anderson.