The Fred Frith Guitar Quartet was an American-based contemporary classical and experimental music guitar quartet comprising Fred Frith, René Lussier, Nick Didkovsky and Mark Stewart. The group was formed in 1989 by Frith and they performed extensively across North America and Europe for the next ten years, including at the 14th Festival International de Musique Actuelle de Victoriaville in Victoriaville, Quebec, Canada in May 1997. They recorded their first album, Ayaya Moses in 1996, and released a live album, Upbeat in 1999.

Jeremy Webster "Fred" Frith is an English multi-instrumentalist, composer, and improviser. Probably best known for his guitar work, Frith first came to attention as one of the founding members of the English avant-rock group Henry Cow. He was also a member of the groups Art Bears, Massacre, and Skeleton Crew. He has collaborated with a number of prominent musicians, including Robert Wyatt, Derek Bailey, the Residents, Lol Coxhill, John Zorn, Brian Eno, Mike Patton, Lars Hollmer, Bill Laswell, Iva Bittová, Jad Fair, Kramer, the ARTE Quartett, and Bob Ostertag. He has also composed several long works, including Traffic Continues and Freedom in Fragments. Frith produces most of his own music, and has also produced many albums by other musicians, including Curlew, the Muffins, Etron Fou Leloublan, and Orthotonics.