William Frederick Gibbons (born December 16, 1949)is an American rock musician who is the guitarist and primary vocalist of ZZ Top. He began his career in the Moving Sidewalks, who recorded Flash (1968) and opened four dates for the Jimi Hendrix Experience. Gibbons formed ZZ Top in late 1969 and released ZZ Top's First Album in early 1971.

Gibbons possesses a gravelly bass-baritone singing voice and is known for his bluesy, groove based guitar style. He is also noted, along with ZZ Top bassist and vocalist Dusty Hill, for his chest-length beard.

Gibbons has made appearances with other artists and acted on television shows, most notably Bones. In 2001, Rolling Stone named him the 32nd greatest guitarist of all time.

Billy Gibbons with Orianthi,Frankie Ballard and Mike Henderson-"La Grange"