| Year | Premiership Winners |
| 1918 | Ipswich Grammar School |
| 1919 | Ipswich Grammar School |
| 1920 | St Joseph's Nudgee College |
| 1921 | St Joseph's Nudgee College |
| 1922 | The Southport School |
| 1923 | St Joseph's Nudgee College |
| 1924 | 2-way tie between; St Joseph's Nudgee College and Toowoomba Grammar School |
| 1925 | St Joseph's Nudgee College |
| 1926 | The Southport School |
| 1927 | St Joseph's College, Gregory Terrace |
| 1928 | St Joseph's Nudgee College |
| 1929 | St Joseph's College, Gregory Terrace |
| 1930 | Toowoomba Grammar School |
| 1931 | St Joseph's Nudgee College |
| 1932 | 2-way tie between; St Joseph's College, Gregory Terrace and Toowoomba Grammar School |
| 1933 | The Southport School |
| 1934 | Ipswich Grammar School |
| 1935 | St Joseph's Nudgee College |
| 1936 | St Joseph's Nudgee College |
| 1937 | St Joseph's Nudgee College |
| 1938 | The Southport School |
| 1939 | Anglican Church Grammar School |
| 1940 | St Joseph's Nudgee College |
| 1941 | St Joseph's Nudgee College |
| 1942 | Official Competition Suspended |
| 1943 | Official Competition Suspended |
| 1944 | Official Competition Suspended |
| 1945 | Official Competition Suspended |
| 1946 | St Joseph's Nudgee College |
| 1947 | Brisbane State High School |
| 1948 | Toowoomba Grammar School |
| 1949 | Anglican Church Grammar School |
| 1950 | 2-way tie between; Anglican Church Grammar School and St Joseph's Nudgee College |
| 1951 | Anglican Church Grammar School |
| 1952 | St Joseph's Nudgee College |
| 1953 | St Joseph's Nudgee College |
| 1954 | 4-way tie between; St Joseph's Nudgee College, Anglican Church Grammar School, Toowoomba Grammar School and Brisbane Boys' College |
| 1955 | Anglican Church Grammar School |
| 1956 | 3-way tie between; Brisbane Grammar School, Toowoomba Grammar School and St Joseph's College, Gregory Terrace |
| 1957 | Anglican Church Grammar School |
| 1958 | Brisbane Grammar School |
| 1959 | Anglican Church Grammar School |
| 1960 | St Joseph's Nudgee College |
| 1961 | St Joseph's Nudgee College |
| 1962 | Anglican Church Grammar School |
| 1963 | Anglican Church Grammar School |
| 1964 | Brisbane State High School |
| 1965 | St Joseph's Nudgee College |
| 1966 | St Joseph's Nudgee College |
| 1967 | Anglican Church Grammar School |
| 1968 | St Joseph's Nudgee College |
| 1969 | Brisbane State High School |
| 1970 | St Joseph's Nudgee College |
| 1971 | St Joseph's Nudgee College |
| 1972 | Brisbane Grammar School |
| 1973 | 2-way tie between; Brisbane Grammar School and Brisbane State High School |
| 1974 | 2-way tie between; Brisbane State High School and Anglican Church Grammar School |
| 1975 | Brisbane State High School |
| 1976 | 2-way tie between; Brisbane Grammar School and Brisbane State High School |
| 1977 | St Joseph's College, Gregory Terrace |
| 1978 | St Joseph's College, Gregory Terrace |
| 1979 | St Joseph's College, Gregory Terrace |
| 1980 | St Joseph's College, Gregory Terrace |
| 1981 | St Joseph's College, Gregory Terrace |
| 1982 | Anglican Church Grammar School |
| 1983 | Brisbane State High School |
| 1984 | 2-way tie between; Ipswich Grammar School and Brisbane State High School |
| 1985 | Ipswich Grammar School |
| 1986 | St Joseph's Nudgee College |
| 1987 | St Joseph's Nudgee College |
| 1988 | Ipswich Grammar School |
| 1989 | Ipswich Grammar School |
| 1990 | St Joseph's Nudgee College |
| 1991 | St Joseph's Nudgee College |
| 1992 | 2-way tie between; Brisbane Grammar School and Brisbane State High School |
| 1993 | 3-way tie between; Ipswich Grammar School St. Joseph's Nudgee College and Brisbane State High School |
| 1994 | St Joseph's Nudgee College |
| 1995 | St Joseph's Nudgee College |
| 1996 | St Joseph's College, Gregory Terrace |
| 1997 | St Joseph's Nudgee College |
| 1998 | St Joseph's Nudgee College |
| 1999 | Anglican Church Grammar School |
| 2000 | St Joseph's Nudgee College |
| 2001 | The Southport School |
| 2002 | St Joseph's Nudgee College |
| 2003 | 2-way tie between; Anglican Church Grammar School and The Southport School |
| 2004 | St Joseph's College, Gregory Terrace |
| 2005 | 2-way tie between; Anglican Church Grammar School and Brisbane State High School |
| 2006 | The Southport School |
| 2007 | The Southport School |
| 2008 | St Joseph's Nudgee College |
| 2009 | Brisbane State High School |
| 2010 | 3-way tie between Brisbane State High School, St Joseph's Nudgee College and The Southport School |
| 2011 | St Joseph's Nudgee College |
| 2012 | Brisbane Grammar School |
| 2013 | St Joseph's Nudgee College |
| 2014 | Anglican Church Grammar School |
| 2015 | Anglican Church Grammar School |