A
- The Acoustic Warriors (1992)
- Ryan Adams and The Cardinals (2006)
- Trace Adkins (1998)
- Alabama (1981)
- Alabama Shakes (2012)
- Christine Albert (1994)
- Terry Allen (1985, 1998)
- The Allman Brothers Band (1996)
- Dave Alvin (1999)
- Amazing Rhythm Aces (1977)
- Trey Anastasio (2005)
- John Anderson (1982, 1984, 1994)
- Jessica Andrews (2003)
- Andrus, Blackwood and Company (1983)
- Arcade Fire (2007, 2010)
- Susan Ashton (2000)
- Asleep at the Wheel (1976, 1978, 1981, 1986 "Reunion", 1988, 1993, 1996, 1998, 2002, 2009 with Willie Nelson)
- Chet Atkins (1978, 1982, 1987, 1991, 1993, 1997 "Legends" classic encore)
- The Avett Brothers (2010)
- Hoyt Axton (1979)
Read more about this topic: List Of Austin City Limits Performers