Johnny Daye was an American soul singer who emerged in the mid-1960s. He was known for his fervent vocal style, influenced by the gospel music he grew up with. Daye's raw, emotive vocals were signature to his sound, particularly notable in his 1965 hit, "What'll I Do for Satisfaction". Despite Daye's relatively brief career, his distinctive style and passionate performances left a significant mark on the soul genre of his era.