| 1851 | Thomas Hassall Anglican College | Middleton Grange | General Mathematics | Marcic, Milan |
| 1852 | Thomas Hassall Anglican College | Middleton Grange | General Mathematics | Zappia, Domenic |
| 1853 | Tomaree High School | Salamander Bay | General Mathematics | Filipek, Jacqueline |
| 1854 | Toongabbie Christian College | Toongabbie | General Mathematics | McCarthy, Danielle |
| 1855 | Toongabbie Christian College | Toongabbie | General Mathematics | Skiller, Jesse |
| 1856 | Trinity Catholic College Auburn Campus | Auburn | General Mathematics | Francis, Jacob |
| 1857 | Trinity Catholic College Auburn Campus | Auburn | General Mathematics | Nahas, Patrick |
| 1858 | Trinity Catholic College Goulburn | Goulburn | General Mathematics | Anable, Simon Christopher |
| 1859 | Trinity Catholic College Goulburn | Goulburn | General Mathematics | Downes, Rachel Amy |
| 1860 | Trinity Catholic College Lismore | Lismore | General Mathematics | Bell, Francesca |
| 1861 | Trinity Grammar School | Summer Hill | General Mathematics | Ali-Khan, Benjamin Kamran |
| 1862 | Trinity Grammar School | Summer Hill | General Mathematics | Curran, Zachary Michael |
| 1863 | Trinity Grammar School | Summer Hill | General Mathematics | Magro, David Patrick |
| 1864 | Trinity Grammar School | Summer Hill | General Mathematics | Sestakov, Oliver |
| 1865 | Tuggerah Lakes Secondary College The Entrance Campus | Shelly Beach | General Mathematics | Jelley, Ryan Patrick |
| 1866 | Turramurra High School | South Turramurra | General Mathematics | Carswell, Hannah |
| 1867 | Turramurra High School | South Turramurra | General Mathematics | Davis, Ashleigh |
| 1868 | Turramurra High School | South Turramurra | General Mathematics | Hercus, Tahlia |
| 1869 | Turramurra High School | South Turramurra | General Mathematics | Host, Christine |
| 1870 | Turramurra High School | South Turramurra | General Mathematics | MacDonald, James |
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| 1871 | Turramurra High School | South Turramurra | General Mathematics | Sharp, Megan |
| 1872 | Turramurra High School | South Turramurra | General Mathematics | Young, Alec |
| 1873 | Tyndale Christian School | Blacktown | General Mathematics | Adams, Nathan |
| 1874 | Vincentia High School | Vincentia | General Mathematics | Dries, Lewis |
| 1875 | Wagga Wagga High School | Wagga Wagga | General Mathematics | Biggin, Zachariah David |
| 1876 | Wagga Wagga High School | Wagga Wagga | General Mathematics | Finemore, Meghan Jennifer |
| 1877 | Wagga Wagga High School | Wagga Wagga | General Mathematics | Qayyum, Zareen |
| 1878 | Warialda High School | Warialda | General Mathematics | Beattie, Logan |
| 1879 | Warilla High School | Barrack Heights | General Mathematics | Cleary, Melissa Leigh |
| 1880 | Warilla High School | Barrack Heights | General Mathematics | Edwards, Mitchell David |
| 1881 | Warilla High School | Barrack Heights | General Mathematics | Moulton, Aleida Melissa |
| 1882 | Warners Bay High School | Warners Bay | General Mathematics | Lange-Smith, Ty Michael |
| 1883 | Warners Bay High School | Warners Bay | General Mathematics | Thorn, Brittany Eve |
| 1884 | Waverley College | Waverley | General Mathematics | Corry, Patrick |
| 1885 | Waverley College | Waverley | General Mathematics | Duffy, Thomas |
| 1886 | Waverley College | Waverley | General Mathematics | Gan, Benjamin |
| 1887 | Waverley College | Waverley | General Mathematics | Heeney, Barton |
| 1888 | Waverley College | Waverley | General Mathematics | Johansson, Haydn |
| 1889 | Waverley College | Waverley | General Mathematics | Moloney, Conor |
| 1890 | Waverley College | Waverley | General Mathematics | Murphy, Darby |
| 1891 | Waverley College | Waverley | General Mathematics | O'Connor, Thomas |
| 1892 | Waverley College | Waverley | General Mathematics | Schattner, Ben |
| 1893 | Waverley College | Waverley | General Mathematics | Winch, Harry |
| 1894 | Wellington High School | Wellington | General Mathematics | Cosier, Georgia Meg |
| 1895 | Wenona School | North Sydney | General Mathematics | Carter, Emily |
| 1896 | Wenona School | North Sydney | General Mathematics | Coutts, Isabella |
| 1897 | Wenona School | North Sydney | General Mathematics | Goodin, Lucy |
| 1898 | Wenona School | North Sydney | General Mathematics | Herbert, Victoria |
| 1899 | Wenona School | North Sydney | General Mathematics | Hogg, Rachael |
| 1900 | Wenona School | North Sydney | General Mathematics | Larkins, Harriett |
| 1901 | Wenona School | North Sydney | General Mathematics | Lockrey, Jessica |
| 1902 | Wenona School | North Sydney | General Mathematics | Longstaff, Cassandra |
| 1903 | Wenona School | North Sydney | General Mathematics | Mellowes, Charlotte |
| 1904 | Wenona School | North Sydney | General Mathematics | Mezrani, Claudia Ruth |
| 1905 | Wenona School | North Sydney | General Mathematics | Moon, Hannah |
| 1906 | Wenona School | North Sydney | General Mathematics | Nelson, Emilie |
| 1907 | Wenona School | North Sydney | General Mathematics | Ogborne, Sophie |
| 1908 | Wenona School | North Sydney | General Mathematics | Roberts-Smillie, India |
| 1909 | Wenona School | North Sydney | General Mathematics | Rollason, Sarah |
| 1910 | Wenona School | North Sydney | General Mathematics | Slaytor, Amelia |
| 1911 | Wenona School | North Sydney | General Mathematics | Suzuki, Sakurako |
| 1912 | Wenona School | North Sydney | General Mathematics | Temby, Kate |
| 1913 | Wenona School | North Sydney | General Mathematics | Williams, Remy |
| 1914 | Westfields Sports High School | Fairfield West | General Mathematics | Lo, Tony |
| 1915 | Westfields Sports High School | Fairfield West | General Mathematics | Rowntree, Georgia |
| 1916 | Westport High School | Port Macquarie | General Mathematics | Wall, Jeremy Mark |
| 1917 | Whitebridge High School | Whitebridge | General Mathematics | Luttrell, Dylan Leigh |
| 1918 | Whitebridge High School | Whitebridge | General Mathematics | Niass, Luke Jarrod |
| 1919 | William Carey Christian School | Prestons | General Mathematics | Curran, Nathan Brock |
| 1920 | William Carey Christian School | Prestons | General Mathematics | Moodley, Kaelin Sayandra |
| 1921 | William Clarke College | Kellyville | General Mathematics | Barnes, Samuel |
| 1922 | William Clarke College | Kellyville | General Mathematics | Brimelow, Nicole |
| 1923 | William Clarke College | Kellyville | General Mathematics | Young, Lucy |
| 1924 | Willoughby Girls High School | Willoughby | General Mathematics | Child, Alicia Sasha |
| 1925 | Willoughby Girls High School | Willoughby | General Mathematics | Le Messurier, Annabelle Louise |
| 1926 | Willoughby Girls High School | Willoughby | General Mathematics | Smith, Audrey Grace |
| 1927 | Willoughby Girls High School | Willoughby | General Mathematics | Warnes, Rebecca Louise |
| 1928 | Winmalee High School | Winmalee | General Mathematics | Denham, Kieren Luke |
| 1929 | Wollongong High School of the Performing Arts | Fairy Meadow | General Mathematics | Enriquez, Nathan James |
| 1930 | Wollongong High School of the Performing Arts | Fairy Meadow | General Mathematics | Hancock, Shannon Louise |
| 1931 | Wollongong High School of the Performing Arts | Fairy Meadow | General Mathematics | Jones, Emily Kate |
| 1932 | Wollongong High School of the Performing Arts | Fairy Meadow | General Mathematics | Jones, Rachael Emily Alice |
| 1933 | Wollongong High School of the Performing Arts | Fairy Meadow | General Mathematics | Kuzet, Milica |
| 1934 | Wollongong High School of the Performing Arts | Fairy Meadow | General Mathematics | Palaversich, Anya |
| 1935 | Woolooware High School | Woolooware | General Mathematics | Dufour, Alison |
| 1936 | Woolooware High School | Woolooware | General Mathematics | Fyfe, James Gregory |
| 1937 | Woolooware High School | Woolooware | General Mathematics | Mannion, Keiran |
| 1938 | Woolooware High School | Woolooware | General Mathematics | Parker, Lachlan |
| 1939 | Woolooware High School | Woolooware | General Mathematics | Roussis, Benjamin James |
| 1940 | Woolooware High School | Woolooware | General Mathematics | Woods, Georgie |
| 1941 | Wyndham College | Quakers Hill | General Mathematics | Davis, Amy |
| 1942 | Wyndham College | Quakers Hill | General Mathematics | Hawkins, Ryan |
| 1943 | Wyong Christian Community School | Wyong | General Mathematics | Kilpatrick-Coles, Elana Mary |
| 1944 | Xavier Catholic College | Skennars Head | General Mathematics | Birmingham, Anika |
| 1945 | Xavier Catholic College | Skennars Head | General Mathematics | Davis, Christopher |
| 1946 | Xavier Catholic College | Skennars Head | General Mathematics | Dobbs, Kate |
| 1947 | Xavier Catholic College | Skennars Head | General Mathematics | Gibson, Lachlan |
| 1948 | Xavier Catholic College | Skennars Head | General Mathematics | Mitchell, Abby |
| 1949 | Xavier Catholic College | Skennars Head | General Mathematics | Tancred, Jessica |
| 1950 | Xavier High School | North Albury | General Mathematics | Baldwin, Ryan |
| 1951 | Xavier High School | North Albury | General Mathematics | Hogan, Jessica |
| 1952 | Xavier High School | North Albury | General Mathematics | Lo Bartolo, Marisa |
| 1953 | Yanco Agricultural High School | Yanco | General Mathematics | Goldsworthy, Jane |
| 1954 | Young High School | Young | General Mathematics | Watson, Jonathon |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 14 Feb 2023