Originally Posted by Briana Dawson

- Rex Harrison - rapper, My Fair Lady, 1964.
I would not call all of his "singing", singing as it was very much "talking" the words - what we now call rapping

- West Side Story - Lots of rapping in this - and singing, but definitely a lot of "talking the lyrics" aka rapping.

There are plenty of rappers in our history before the term "rap" was ever coined.