Singles Knockout Matchplay Competition
| Inaugurated : | 1939 |
| Donor: | Unknown |
| Format: | Singles knockout matchplay |
| Trophy: | Small square silver salver with legs |
Cooper Trophy
| Year | Winner(s) | Year | Winner(s) | Year | Winner(s) |
|---|---|---|---|---|---|
| 1939 | Mrs F. Blyth | 1983 | Mrs J. Johnston | 2018 | Tammy Andrews |
| 1949 | Miss W. Bell | 1984 | Mrs B. Wood | 2019 | Rachel Pelly |
| 1950 | Mrs A. Valentine | 1985 | Mrs S. Cope | 2020 | Not played due to Covid |
| 1951 | Mrs R. Linnell | 1986 | Mrs B. Wood | 2021 | Julia Ward |
| 1952 | Miss W. Bell | 1987 | Mrs E. Borrow | 2022 | Anne Luetchford |
| 1953 | Miss W. Bell | 1988 | Mrs M. Henning | 2023 | Nicky Knight |
| 1954 | Mrs R. Linnell | 1989 | Mrs S. Flesher | 2024 | Tammy Rowe (Andrews) |
| 1955 | Mrs H. A. Maltby | 1990 | Mrs L. Dominy | ||
| 1956 | Mrs N. Reeves | 1991 | Mrs I Phillips | ||
| 1957 | Mrs E. McNeil | 1992 | Mrs E. Borrow | ||
| 1958 | Mrs P. Turner | 1993 | Mrs E. M. Johnston | ||
| 1959 | Mrs E. McNeil | 1994 | Miss L. Flesher | ||
| 1960 | Mrs P. Turner | 1995 | Mrs E. Borrow | ||
| 1961 | Mrs K. Godley | 1996 | Mrs S. Flesher | ||
| 1962 | Mrs P. Turner | 1997 | Miss L. Fletcher | ||
| 1963 | Miss P. Jones | 1998 | Mrs D. Hinton | ||
| 1964 | Mrs P. Turner | 1999 | Mrs M. Fisher | ||
| 1965 | Mrs M. Lindley | 2000 | Mrs E. Butler | ||
| 1966 | Mrs E. McNeil | 2001 | Mrs C. Jones | ||
| 1967 | Mrs P. Turner | 2002 | Mrs K. Morton | ||
| 1968 | Miss L. Fletcher | 2003 | Mrs D. Hinton | ||
| 1969 | Mrs P. Turner | 2004 | Mrs P. Richards | ||
| 1970 | Mrs M. Henning | 2005 | Mrs M. Mottram | ||
| 1971 | Mrs E. Banting | 2006 | Mrs E. Borrow | ||
| 1972 | Mrs N. Wilson | 2007 | Mrs C. Jones | ||
| 1973 | Mrs N. Wilson | 2008 | Mrs C. Jones | ||
| 1974 | Mrs N. Wilson | 2009 | Chris Cheesman | ||
| 1975 | Mrs M. Henning | 2010 | Chris Cheesman | ||
| 1976 | Miss L. Fletcher | 2011 | Chris Cheesman | ||
| 1977 | Miss J. D. Collins | 2012 | Rachel Pelly | ||
| 1978 | Mrs J. Young | 2013 | Rachel Pelly | ||
| 1979 | Mrs N. Wilson | 2014 | Jane Moody | ||
| 1980 | Mrs J. Johnston | 2015 | Sandra Lade | ||
| 1981 | Miss J. D. Collins | 2016 | Tammy Andrews | ||
| 1982 | Miss J. D. Collins | 2017 | Tammy Andrews |