Suffolk Rugby Union The New Chadacre Cup - Previous Winners
| Year | Team | Tally |
| 2020 | ||
| 2019 | Thurston | 1 |
| 2018 | Stowmarket | 2 |
| 2017 | Woodbridge | 2 |
| 2016 | Woodbridge | 1 |
| 2015 | Stowmarket | 1 |
| 2014 | Sudbury | 15 |
| 2013 | Bury St Edmunds | 7 |
| 2012 | Bury St Edmunds | 6 |
| 2011 | Colchester | 3 |
| 2010 | Colchester | 2 |
| 2009 | Bury St Edmunds | 5 |
| 2008 | Bury St Edmunds | 4 |
| 2007 | Ipswich | 14 |
| 2006 | Not played | - |
| 2005 | Hadleigh | 3 |
| 2004 | Bury St Edmunds | 3 |
| 2003 | Hadleigh | 2 |
| 2002 | Ipswich | 13 |
| 2001 | Hadleigh | 1 |
| 2000 | Ipswich | 12 |
| 1999 | Sudbury | 14 |
| 1998 | Sudbury | 13 |
| 1997 | Sudbury | 12 |
| 1996 | Ipswich | 11 |
| 1995 | Colchester | 1 |
| 1994 | Ipswich | 10 |
| 1993 | Sudbury | 11 |
| 1992 | Sudbury | 10 |
| 1991 | Sudbury | 9 |
| 1990 | Sudbury | 8 |
| 1989 | Sudbury | 7 |
| 1988 | Sudbury | 6 |
| 1987 | Sudbury | 5 |
| 1986 | Sudbury | 4 |
| 1985 | Ipswich | 9 |
| 1984 | Ipswich | 8 |
| 1983 | Sudbury | 3 |
| 1982 | Sudbury | 2 |
| 1981 | Sudbury | 1 |
| 1980 | Ipswich | 7 |
| 1979 | Ipswich | 6 |
| 1978 | Ipswich | 5 |
| 1977 | Ipswich | 4 |
| 1976 | Ipswich | 3 |
| 1975 | Ipswich | 2 |
| 1974 | Bury St Edmunds | 2 |
| 1973 | Bury St Edmunds | 1 |
| 1972 | Ipswich | 1 |