The Robert W. Clarke Trophy is presented annually to the AHL's champion of the Western Conference during the playoffs. Prior to 1996, it was given to the champion of the Southern Conference/Division.
The award is named after former AHL Chairman of the Board Robert W. Clarke.
- † = Eventual Calder Cup Champions
Western Conference Playoffs Champions (1998–present)
|2007–08||Chicago Wolves †||3|
|2006–07||Hamilton Bulldogs †||1|
|2003–04||Milwaukee Admirals †||1|
|2002–03||Houston Aeros †||1|
|2001–02||Chicago Wolves †||1|
|1997–98||Philadelphia Phantoms †||1|
Southern Conference Playoffs Champions (1996–1997)
|1996–97||Hershey Bears †||1|
|1995–96||Rochester Americans †||5|
South Division Playoffs Champions (1990–1995)