The George Peters Senior Quartet Champion Award is presented to the highest placing senior quartet competing in the annual contest. The award is named in memory of George Peters, long time quartet competitor and Society judge, to recognize the Illinois District Senior Quartet Champions.
Note: In 2014, with the change to one annual convention, the award was shifted from the spring convention to the fall.
| Year | Quartet | Chapter(s) |
| 2019 | Upside Downers | DuPage |
| 2014 (Fall) | Tribute | Elgin / Lake County |
| 2014 (Spring) | Take Note | Northbrook/Chicagoland West Suburban/Chicago No. 1/Houston, TX |
| 2013 | Varsity | Lake County/Northbrook/Chicagoland West Suburban |
| 2012 | Fox Sounds | Elgin/Frank Thorne/Aurora/CWS/DuPage Valley |
| 2011 | Gadzooks | Elgin / Northbrook |
| 2010 | SrQ | Belleville |
| 2009 | Chordplay | Chicagoland W.S./Chicago #1/Rockford Metro/Frank Thorne |
| 2008 | Crosstown Connection | Northbrook/Lake County/Chicago Metro |
| 2007 | Mashed Potatoes & Gravy | Aurora |
| 2006 | Chicago Times | Lake County/Frank Thorne |
| 2005 | Talismen | Elgin/Northbrook/Frank Thorne |
| 2004 | Savoir Four | Chicago #1/Chicagoland West Suburban |
| 2003 | Savoir Four | Chicago #1/Chicagoland West Suburban |
| 2002 | Gym Class | Northbrook/Chicagoland W.S./Chicago #1 |
| 2001 | Chicago Shuffle | Lake County |
| 2000 | Chicago Shuffle | Lake County |
| 1999 | Chicago Shuffle | Lake County |
| 1998 | Chicago Shuffle | Lake County |
| 1997 | Mellow Fellows | Bloomington |
| 1996 | Jordanaires | Arlington Heights |
| 1995 | Tri-County Reclamation Project | Lombard/Lake County |
| 1994 | Forget Me Notes | Arlington Hts/Northbrook/Lombard |
| 1993 | Good Time Harmony Four | Champaign-Urbana |
| 1992 | Grandfather’s Clock | Elgin |
| 1991 | Old Tyme Remedy | DuPage Valley |
| 1990 | Good Ol’ Boys | Coles County |
| 1989 | Funtones | Champaign-Urbana |
| 1988 | Tom, Dick and the Hairless | Lombard |
| 1987 | Grandfather’s Clock | Elgin |
