Diamond Joe Maryland, known professionally as Diamond Joe, was a New Orleans R&B singer who was active in the 1960s. His music, characterized by its soulful, emotional delivery and bluesy undertones, played a significant role in shaping the R&B genre. Though his discography is relatively small, his singles like "Moanin' and Screamin'" and "Gossip Gossip" are considered influential in the New Orleans R&B scene. Despite his lack of commercial success, Diamond Joe's distinctive vocal style and soul-baring performances have earned him a cult following among R&B enthusiasts.