| 1976 | Eastern Suburbs |
| 1987 | Wigan |
| 1989 | Widnes |
| 1991 | Wigan |
| 1992 | Brisbane Broncos |
| 1994 | Wigan |
| 1997 | Brisbane Broncos |
| 2000 | Melbourne Storm |
| 2001 | St Helens |
| 2002 | Bradford Bulls |
| 2003 | Sydney Roosters |
| 2004 | Bradford Bulls |
| 2005 | Leeds Rhinos |
| 2006 | Bradford Bulls |
| 2007 | St Helens |
| 2008 | Leeds Rhinos |
| 2009 | Manly-Warringah Sea Eagles |
| 2010 | Melbourne Storm |
| 2011 | St George Illawarra Dragons |
| 2012 | Leeds Rhinos |
| 2013 | Melbourne Storm |
| 2014 | Sydney Roosters |
| 2015 | South Sydney Rabbitohs |
| 2016 | North Queensland Cowboys |