Mar 26 2026
Championship History
| A Division | B Division | |
| 2025 | The Replacements | Mean Machine |
| 2024 | Great Whites | Legion |
| 2023 | Niagara Mud Dogs | Terrapins |
| 2022 | Niagara Mud Dogs | Terrapins |
| 2021 | Hooligans | Terrapins |
| 2020 | Hooligans | Bandits |
| 2019 | Spartans | Terrapins |
| 2018 | Niagara Mud Dogs | N/A |
| 2017 | Niagara Mud Dogs | Transformers |
| 2016 | Spartans | Legion of Boom |
| 2015 | Transformers | Warriors |
| 2014 | Legion of Boom | Legion of Boom |
| 2013 | Warriors | Candy Queens |
| 2012 | ||
| 2011 | Grass Hoppers | |
| 2010 | Grass Hoppers | |
| 2009 | Grass Hoppers | |
| 2008 | The Niagara Tools | |
| 2007 | The Niagara Tools | |
| 2006 | Lazy Lizards | Bulldogs |
| 2005 | Lazy Lizards | Desperados |
| 2004 | Wild | Browns |
| 2003 | Lazy Lizards | Ti-Cats |
| 2002 | Fire Fighters | |
| 2001 | Fire Fighters | |
| 2000 | Fire Fighters | |
| 1999 | RHCP Bullets | |
| 1998 | RHCP Bullets | |
| 1997 | RHCP Bullets | |
| 1996 | Port Mansion Breakers | |
| 1995 | RHCP Bullets | |
| 1994 | RHCP Bullets | |
| 1993 | RHCP Bullets | |
| 1992 | Henley Motors | |
| 1991 | Welland Raiders | |
| 1990 | Welland Raiders | |
| 1989 | Welland Raiders | |
| 1988 | Henley Motors | |
| 1987 | Henley Motors | |
| 1986 | Henley Motors | |
| 1985 | Faces Rebels | |
| 1984 | Henley Motors | |
| 1983 | Billy G's Express | |
| 1982 | Pro Jan. Seminoles | |
| 1981 | N.F. Sports Experts | |
| 1980 | N.F. Sports Experts | |
| 1979 | N.F. Sports Experts | |
| 1978 | N.F. Sports Experts | |
| 1977 | Dolphins | |
| 1976 | Dolphins | |
| 1975 | Ricci's | |
| 1974 | Ricci's | |