Premierships - A Colts
| 1959 | Midland Junction | 1979 | Wembley | 1999 | C.B.C |
| 1960 | University | 1980 | Mt Lawley | 2000 | C.B.C |
| 1961 | East Perth | 1981 | Mt Lawley | 2001 | University |
| 1962 | T.T.C | 1982 | University | 2002 | University |
| 1963 | Carlisle | 1983 | Wembley | 2003 | North Beach |
| 1964 | T.T.C | 1984 | Mt Lawley | ||
| 1965 | University | 1985 | University | ||
| 1966 | University | 1986 | University | ||
| 1967 | Wembley | 1987 | University | ||
| 1968 | Wembley | 1988 | Trinity Aquinas | ||
| 1969 | University | 1989 | University | ||
| 1970 | University | 1990 | University | ||
| 1971 | University | 1991 | University | ||
| 1972 | Carlisle | 1992 | Wembley | ||
| 1973 | Carlisle | 1993 | University | ||
| 1974 | University | 1994 | University | ||
| 1975 | University | 1995 | University | ||
| 1976 | University | 1996 | University | ||
| 1977 | University | 1997 | C.B.C | ||
| 1978 | Carlisle | 1998 | University |