From 1950, Mercury release.
Dinah Washington, born Ruth Lee Jones (August 29, 1924 – December 14, 1963), was an American singer and pianist, who has been cited as "the most popular black female recording artist of the '50s".
"It Isn't Fair" sung by Dinah Washington (I believe in 1950) Written by Richard Himber, Frank Warshauer, and Sylvester Sprigato (published 1933)
Dinah Washington - It Isn't Fair.