| Year | Dux of the School |
|---|---|
| 1869 | F Sheridan |
| 1870 | William Geddes |
| 1871 | Edward Bennett |
| 1872 | G Byrne |
| 1873 | Leopold Bernays |
| 1875 | Thomas Byrnes |
| 1876 | Thomas Byrnes |
| 1877 | Thomas Byrnes |
| 1878 | Ben Ross |
| 1881 | J Hay |
| 1882 | J Hay |
| 1883 | George Scott |
| 1884 | Colin Wilson |
| 1885 | Louis Ashworth |
| 1886 | Edward Brookes |
| 1888 | Edwin Fowles |
| 1889 | Edwin Fowles |
| 1890 | George Dennis |
| 1891 | Graham Dixon |
| 1892 | Arthur Henzell |
| 1893 | Russell Grant |
| 1894 | Richard Kerr |
| 1895 | James Galt |
| 1896 | William Monteith |
| 1897 | Arthur Boyd |
| 1898 | Claude Roe |
| 1899 | Claude Roe |
| 1900 | John Avery |
| 1901 | John Burgess |
| 1902 | George Sampson |
| 1903 | George Sampson |
| 1905 | Philip Nott |
| 1906 | George Byth |
| 1907 | George Byth |
| 1908 | Leslie Snow |
| 1909 | Arthur Powe |
| 1910 | Arthur Powe |
| 1911 | Albert Jones |
| 1912 | Allan Row |
| 1913 | Herbert Byth |
| 1914 | Herbert Byth |
| 1915 | Kenneth Fraser |
| 1916 | E Edmiston |
| 1917 | Victor Grenning |
| 1918 | Henry Roberts |
| 1919 | Frederick Bennett |
| 1920 | Thomas Stephens |
| 1921 | Alfred Berg |
| 1922 | Percival Lanham |
| 1923 | Franz Hirschfeld |
| 1924 | Cecil Kerr |
| 1925 | Harold Newell |
| 1926 | Reginald Carter |
| 1927 | Thomas Dunlop |
| 1928 | W Wood |
| 1929 | Thomas Strong |
| 1930 | Charles Knott |
| 1931 | Edward Pearce |
| 1932 | Noel Foley |
| 1934 | Robert McNicol |
| 1935 | John Isles |
| 1936 | Jack Kelly |
| 1937 | Lucius Allen |
| 1939 | George Francey |
| 1940 | Alan Antcliff |
| 1941 | Marcus Hertzberg |
| 1942 | Derek Meyers |
| 1943 | Louis Paratz |
| 1945 | Ralph Doherty |
| 1946 | Kenneth Hayes |
| 1947 | David Thomas |
| 1948 | Ian Cary |
| 1949 | Stanley Rowe |
| 1950 | Ronald Ramm |
| 1951 | Douglas Ramm |
| 1952 | David Nicklin |
| 1953 | Alan Webb |
| 1954 | Raymond James |
| 1955 | Blair Feenaghty |
| 1956 | Alistair Wylie |
| 1957 | William Cooksley |
| 1958 | John Lawrence |
| 1959 | David Brown |
| 1960 | Harold Messer |
| 1961 | Robert Newell |
| 1962 | Warren Kinston |
| 1963 | Michael Crommelin |
| 1964 | John Holt |
| 1965 | Grahame Rivett |
| 1966 | Kenneth Macdonald |
| 1967 | Paterson McKeough |
| 1968 | Neville Sandford |
| 1969 | Graeme Grassie |
| 1970 | St John Kettle * |
| 1971 | Frederick Khafagi |
| 1972 | Alan Sturgess |
| 1973 | Robert Hitchins |
| 1974 | Andrew Ward |
| 1975 | Bruce Gynther |
| 1976 | Cameron Bell |
| 1977 | Bruce Hayes |
| 1978 | Peter Monteath |
| 1979 | Cameron Bennett |
| 1980 | Scott Campbell |
| 1981 | Donald Campbell |
| 1982 | David Grice |
| 1983 | Craig Arnott |
| 1984 | Jeffrey Poacher |
| 1985 | Ian Yang |
| 1986 | Leon Wolff |
| 1987 | Michael Adsett |
| 1988 | Wayne Evans |
| 1989 | David Chick |
| 1990 | Ross Evans |
| 1991 | Kee Meng Tan |
| 1992 | Jason Boldery |
| 1993 | James Chin Moody |
| 1994 | Gilman Toombes |
| 1995 | David Luttrell |
| 1996 | Fletcher Heinemann |
| 1997 | Ian Kemp |
| 1998 | David Ferris |
| 1999 | Michael Holt |
| 2000 | Duncan Watson |
| 2001 | Nicholas Mackenzie |
| 2002 | Geoffrey Lang |
| 2003 | Dalveer Singh |
| 2004 | Jonathan Lim |
| 2005 | Howard Tang |
| 2006 | Timothy Lau |
| 2007 | Benjamin Lazarus |
| 2008 | Joseph Ma |
| 2009 | Daniel Gibbons |
| 2010 | Michael Maynard |
| 2011 | Harrison Theile |
| 2012 | Nicholas Salmon |
| 2013 | Wallace Jin |
| 2014 | Jesse Tong |
| 2015 | Alester Fleming |
| 2016 | Tsun Wing Lo |
| 2017 | Joshua Grice |
| 2018 | Eagle Ngo |
| 2019 | Jianan Lin |
| 2020 | Lewis Luck |
| 2021 | Jaguar Ngo |
| 2022 | John Duncan |
| 2023 | Zhihong Sun |
| 2024 | Archie Austin |
| 2025 | Benjamin Li |
* 1970. St J G Kettle qualified as Dux of the School by marks, but was disqualified by time: he had been less than two years in attendance and so could not receive the medal.
The roll carries no medallist for 1874, 1879, 1880, 1887, 1904, 1933, 1938 or 1944.