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- Larry Gatlin (1977, 1982, 1985, 1988)
- Danny Gatton (1992)
- The Geezinslaws (1976, 1982, 1986, 1989)
- Ghostland Observatory (2007, 2009)
- Terry Gibbs (1982)
- Eliza Gilkyson (1984, 2001)
- Vince Gill (1985, 1992, 1995, 1999, 2003)
- Mickey Gilley (1983)
- Jimmie Dale Gilmore (1983, 1989, 1992, 1997 with Lyle Lovett, and also with The Flatlanders)
- Johnny Gimble (1980, 1981 "Mandolin Special", 1987 with Chet Atkins, 1991 with Chet Atkins, 1993, 1996 with Asleep at the Wheel)
- Paul Glasse (1994)
- Julie Gold (1992)
- Rubén González (2001 with Ibrahim Ferrer)
- Steve Goodman (1978, 1983 with John Prine, 1985 tribute encore)
- John Gorka (1993)
- Vern Gosdin (1986)
- The Gourds (2006)
- Gove (1977, 1978)
- David Gray (2001)
- Mark Gray (1985)
- Great Plains (1993)
- Pat Green (2003)
- Lee Greenwood (1984)
- Greezy Wheels (1976, St. Greezy's Wheel 1986 "Reunion")
- Patty Griffin (2000 with Emmylou Harris, 2001, 2004)
- Nanci Griffith (1985, 1989, 1992, 1995, 1998 twice, 1999, 2000 "Women in Song" & 2000 Townes Van Zandt classic encores, 2001)
- David Grisman Quintet (1981)
- Grupo Fantasma (2007)
- Guided by Voices (2004)
- Guster (2004)
- Buddy Guy (1991, 1998, 2001 "Big Blues Extravaganza" classic encore, 2003)
Read more about this topic: List Of Austin City Limits Performers