Jerry Williams, Jr. (born July 12, 1942), often credited under his pseudonym Swamp Dogg, is an American soul and R&B singer, musician, songwriter and record producer. After recording as Little Jerry and Little Jerry Williams in the 1950s and 1960s, he reinvented himself as Swamp Dogg, releasing a series of satirical and profane recordings, as well as continuing to write and produce for other musicians.