Gary Clail (born 1959) is an English singer and record producer, and the founder of the Gary Clail Sound System.^[1] He was part of On-U Sound Records (and also the On-U Sound System) and led Gary Clail's Tackhead Sound System. They had a big hit in clubs with the 1991 song "Human Nature".

Clail worked originally as a roofer,^[2] but during the mid- to late 1980s, based in Bristol, he became a warm-up act for On-U gigs.^[3] Clail first released a record in 1985.^[2] Several 12" singles were issued between 1985 and 1987, before Clail's first LP for Nettwerk, Tackhead Tape Time, a split effort between Clail and Tackhead.^[3] "Television: The Drug of the Nation" by The Beatnigs was remixed by Clail, Adrian Sherwood and Mark Stewart, on the Alternative Tentacles record label in 1988.^[4]

In 1989, Clail, billed as Gary Clail & On-U Sound System, released an album on the label On-U Sound, marking his entrance to the electronic underground scene in Bristol, eventually leading him to work with RCA a couple of years later. This output incorporated several singles and EPs, as well as the Emotional Hooligan album (1991).^[3]

Clail released a further album on Yelen Records, entitled Keep the Faith (1996).^[3]

In 2013 Clail formed the Gary Clail Sound System and began work on the album 'Nail It To The Mast'.^[1] It was released on 15 December 2014.^[5]

In 2022, Clail released Violence https://garyclailsoundsystemviolence.bandcamp.com/album/violence-2