Jerry Williams Jr. (born July 14 1942 in Portsmouth, Virginia), is a soul music artist and songwriter who is better known by his pseudonym Swamp Dogg. Williams made his first recording in 1954 under the moniker "Little Jerry". In 1963 he changed that to "Little Jerry Williams". In 1970 he took the persona of "Swamp Dogg" and released his first album "Total Destruction To Your Mind".
He is also noted as a songwriter and producer, especially producing country music.