Who was the first Disney fairy?

The first Disney fairy is generally considered to be Tinker Bell, who first appeared in the 1953 film Peter Pan.

While there were other fairies in Disney films before Tinker Bell, like the Blue Fairy from Pinocchio (1940), she is considered the most iconic and recognizable. Tinker Bell's popularity led to her becoming a major figure in Disney lore, with numerous appearances in films, television shows, and merchandise.