| 1801 | Cert of Merit | CLEMENCE, PAUL WILLIAM | Kent Street Senior High School | Kensington | ||
| 1802 | Cert of Merit | CLEVERLY, ALANA | Servite College | Tuart Hill | ||
| 1803 | Cert of Merit | CLIFFORD, DYLAN | CBC Fremantle | Fremantle | ||
| 1804 | Cert of Merit | CLIFFORD, HARRISON | Great Southern Grammar School | Kalgan | ||
| 1805 | Cert of Merit | CLIFFORD, MATTHEW JOHN | Willetton Senior High School | Willetton | ||
| 1806 | Cert of Merit | CLIFFORD, NIAMH | Santa Maria College | Attadale | ||
| 1807 | Cert of Merit | COCHRANE, KATE | St Marys Anglican Girls School | Karrinyup | ||
| 1808 | Cert of Merit | CODE, BROOKE ELIZABETH | Lesmurdie Senior High School | Lesmurdie | ||
| 1809 | Cert of Merit | COETZEE, RONALD | Quinns Baptist College | Mindarie | ||
| 1810 | Cert of Merit | COLBOURNE, SOPHIA | Prendiville Catholic College | Ocean Reef | ||
| 1811 | Cert of Merit | COLEMAN, BENJAMIN | Hale School | Wembley Downs | ||
| 1812 | Cert of Merit | COLEMAN, JASMYN | Carey Baptist College | Harrisdale | ||
| 1813 | Cert of Merit | COLEMAN, PHOEBE | St Hildas Anglican School for Girls | Mosman Park | ||
| 1814 | Cert of Merit | COLLIE, BAILEY | Seton Catholic College | Samson | ||
| 1815 | Cert of Merit | COLLINS, ADELE | Frederick Irwin Anglican School | Mandurah | ||
| 1816 | Cert of Merit | COLLINS, EMMA | Kingsway Christian College | Darch | ||
| 1817 | Cert of Merit | COLLINS, LIAM | Scotch College | Swanbourne | ||
| 1818 | Cert of Merit | COLTMAN, ANNA GRACE | Woodvale Secondary College | Woodvale | ||
| 1819 | Cert of Merit | COLWELL-MORSE, MADDISON AMY | Eastern Goldfields College | Kalgoorlie | ||
| 1820 | Cert of Merit | COMITO, MIKAYLA | St Marys Anglican Girls School | Karrinyup | ||
| 1821 | Cert of Merit | COMPTON, MIKAYLA | Frederick Irwin Anglican School | Mandurah | ||
| 1822 | Cert of Merit | CONGDON, MADELEINE | Bunbury Catholic College | Bunbury | ||
| 1823 | Cert of Merit | CONNELL, ELEANOR | Churchlands Senior High School | Churchlands | ||
| 1824 | Cert of Merit | CONNOLLY, JONATHON PATRICK | Shenton College | Shenton Park | ||
| 1825 | Cert of Merit | CONNOLLY, MIKAYLA | Newman College | Churchlands | ||
| 1826 | Cert of Merit | CONSTANTINE, BRADLEY JOHN | Halls Head College | Halls Head | ||
| 1827 | Cert of Merit | CONSTANTINE, LUCY | Presbyterian Ladies College | Peppermint Grove | ||
| 1828 | Cert of Merit | COOK, BONNIE APRIL | Newton Moore Senior High School | South Bunbury | ||
| 1829 | Cert of Merit | COOK, JESSE | Nagle Catholic College | Geraldton | ||
| 1830 | Cert of Merit | COOK, LIANNA | Sacred Heart College | Sorrento | ||
| 1831 | Cert of Merit | COOK, MICHAEL | Corpus Christi College | Bateman | ||
| 1832 | Cert of Merit | COOK, ROBERT | Churchlands Senior High School | Churchlands | ||
| 1833 | Cert of Merit | COOMBES, SAMUEL STEVEN | Duncraig Senior High School | Duncraig | ||
| 1834 | Cert of Merit | COOPER, CAITLIN | Penrhos College | Como | ||
| 1835 | Cert of Merit | COOPER, EVE | St Brigids College | Lesmurdie | ||
| 1836 | Cert of Merit | COOPER, HARRISON | St Josephs College | Albany | ||
| 1837 | Cert of Merit | COOPER, JACINTA THERESE | WA College of Agriculture Morawa | Morawa | ||
| 1838 | Cert of Merit | COOPER, NIAMH FRANCES | Leeming Senior High School | Leeming | ||
| 1839 | Cert of Merit | COOPER, REBEKAH CHARMAINE | Greenwood College | Greenwood | ||
| 1840 | Cert of Merit | COOPER, TZAR | Rossmoyne Senior High School | Rossmoyne | ||
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| 1841 | Cert of Merit | COPCUTT, MADELINE | Methodist Ladies College | Claremont | ||
| 1842 | Cert of Merit | COPE, CHARLIE WROSE | Esperance Senior High School | Esperance | ||
| 1843 | Cert of Merit | COPELAND, AARON DOUGLAS | Newton Moore Senior High School | South Bunbury | ||
| 1844 | Cert of Merit | CORLESS, SOPHIE | Carey Baptist College | Harrisdale | ||
| 1845 | Cert of Merit | CORNELI, ISABELLA | Swan Valley Anglican Community School | Aveley | ||
| 1846 | Cert of Merit | CORREIA, AIMEE | Presbyterian Ladies College | Peppermint Grove | ||
| 1847 | Cert of Merit | COSGROVE, CHIARA | St Stephens School Duncraig | Duncraig | ||
| 1848 | Cert of Merit | COSKUN, STELLA | Chisholm Catholic College | Bedford | ||
| 1849 | Cert of Merit | COTGREAVE, HARRISON | Wesley College | South Perth | ||
| 1850 | Cert of Merit | COUTINHO, JAI | Guildford Grammar School | Guildford | ||
| 1851 | Cert of Merit | COVEY, JONATHAN HECTOR | WA College of Agriculture Denmark | Denmark | ||
| 1852 | Cert of Merit | COX, SOPHIE | Perth College | Mount Lawley | ||
| 1853 | Cert of Merit | CRAIG, AMY | Bunbury Catholic College | Bunbury | ||
| 1854 | Cert of Merit | CRANLEY, KAYLEE | Emmanuel Catholic College | Success | ||
| 1855 | Cert of Merit | CRESSWELL, MICHAELA | St Hildas Anglican School for Girls | Mosman Park | ||
| 1856 | Cert of Merit | CRICHTON, MUNGO | All Saints College | Bull Creek | ||
| 1857 | Cert of Merit | CRIDDLE, ASHLEIGH GRACE | Woodvale Secondary College | Woodvale | ||
| 1858 | Cert of Merit | CROFT, EMILY | Mandurah Baptist College | Lakelands | ||
| 1859 | Cert of Merit | CROSSMAN, SIAN AMY | Kalamunda Senior High School | Kalamunda | ||
| 1860 | Cert of Merit | CROUCH, JEREMY MILTON | Mindarie Senior College | Mindarie | ||
| 1861 | Cert of Merit | CROWHURST, GEORGIA | St Marks Anglican Community School | Hillarys | ||
| 1862 | Cert of Merit | CROWLEY, CAITLIN | Santa Maria College | Attadale | ||
| 1863 | Cert of Merit | CRUZ, MARIA KIMBERLY MAE | Dale Christian School | Armadale | ||
| 1864 | Cert of Merit | CUARESMA, RIAN PAOLO | Sevenoaks Senior College | Cannington | ||
| 1865 | Cert of Merit | CUDMORE, MABEL | St Mary MacKillop College | West Busselton | ||
| 1866 | Cert of Merit | CULLEN, COREY | Kelmscott Senior High School | Kelmscott | ||
| 1867 | Cert of Merit | CULLEN, SAMUEL JOEL | Belridge Secondary College | Beldon | ||
| 1868 | Cert of Merit | CUNNINGHAM, BAILEY | Peter Moyes Anglican Community School | Mindarie | ||
| 1869 | Cert of Merit | CURTIS, BENJAMIN | Wesley College | South Perth | ||
| 1870 | Cert of Merit | CURTIS, JOANNA | Mandurah Baptist College | Lakelands | ||
| 1871 | Cert of Merit | CUSCHIERI, NADIA BREANNA | Mindarie Senior College | Mindarie | ||
| 1872 | Cert of Merit | CUZZOLA, ISABELLA FRANCI | Karratha Senior High School | Karratha | ||
| 1873 | Cert of Merit | CVETKOVSKI, JENNIFER | Ballajura Community College | Ballajura | ||
| 1874 | Cert of Merit | D'COSTA, MADISON | Ursula Frayne Catholic College | Victoria Park | ||
| 1875 | Cert of Merit | D'CUNHA, ISABELA | Mercedes College | Perth | ||
| 1876 | Cert of Merit | D'ESTERRE, LEWIS KELLY | Shenton College | Shenton Park | ||
| 1877 | Cert of Merit | D'LIMA, QUINTON | Lumen Christi College | Martin | ||
| 1878 | Cert of Merit | D'ORAZIO, SIENNA | Servite College | Tuart Hill | ||
| 1879 | Cert of Merit | DABELSTEIN, EVE | Newman College | Churchlands | ||
| 1880 | Cert of Merit | DAKIC, NATALIE | Shenton College | Shenton Park | ||
| 1881 | Cert of Merit | DAL BUSCO, DAVID | Newman College | Churchlands | ||
| 1882 | Cert of Merit | DALGLISH, JESSICA | John Paul College | Kalgoorlie | ||
| 1883 | Cert of Merit | DALTON, EOIN | Hale School | Wembley Downs | ||
| 1884 | Cert of Merit | DANG, DAVINH | John Forrest Secondary College | Morley | ||
| 1885 | Cert of Merit | DAO, MAI | Mercy College | Koondoola | ||
| 1886 | Cert of Merit | DARTNALL, KENDRA | OneSchool Global WA | Willetton | ||
| 1887 | Cert of Merit | DARTNALL, MARILLA | OneSchool Global WA | Willetton | ||
| 1888 | Cert of Merit | DAUBERN, EMMA JANE | Manea Senior College | Bunbury | ||
| 1889 | Cert of Merit | DAVID, DEBORAH | Mercy College | Koondoola | ||
| 1890 | Cert of Merit | DAVIDSON, ELLA | Serpentine-Jarrahdale Grammar School | Mundijong | ||
| 1891 | Cert of Merit | DAVIES, JACOB | Geraldton Grammar School | Geraldton | ||
| 1892 | Cert of Merit | DAVIES, LAILA | Holy Cross College | Ellenbrook | ||
| 1893 | Cert of Merit | DAVIN, KIARA | Kelmscott Senior High School | Kelmscott | ||
| 1894 | Cert of Merit | DAVIS, MIA | John XXIII College | Mount Claremont | ||
| 1895 | Cert of Merit | DAW, JAMES | Hale School | Wembley Downs | ||
| 1896 | Cert of Merit | DAWSON, ANGELA HELEN | Bunbury Senior High School | Bunbury | ||
| 1897 | Cert of Merit | DAY, GAVIN | Prendiville Catholic College | Ocean Reef | ||
| 1898 | Cert of Merit | DAYER, KOOSJE | Bunbury Catholic College | Bunbury | ||
| 1899 | Cert of Merit | DE BEER, ARNO ANDRE' | Belridge Secondary College | Beldon | ||
| 1900 | Cert of Merit | DE BOER, ANNEKE | Swan Christian College | Middle Swan | ||
| 1901 | Cert of Merit | DE BRUIN, NARISSA MESSINA | Carine Senior High School | Carine | ||
| 1902 | Cert of Merit | DE GUZMAN, RANDY AUDRIC | Melville Senior High School | Melville | ||
| 1903 | Cert of Merit | DE LACY, SEBASTIAN | Hale School | Wembley Downs | ||
| 1904 | Cert of Merit | DE MOELLER-SAMARIN, ANDRE | Aquinas College | Salter Point | ||
| 1905 | Cert of Merit | DE MOOIJ, AMY | John Calvin Christian College | Armadale | ||
| 1906 | Cert of Merit | DE NARDI, LILLI | St Hildas Anglican School for Girls | Mosman Park | ||
| 1907 | Cert of Merit | DE SARAN, LOUIS | Mazenod College | Lesmurdie | ||
| 1908 | Cert of Merit | DE VILLIERS, TARYN JESSICA | Mindarie Senior College | Mindarie | ||
| 1909 | Cert of Merit | DE VITA, JESSICA | Perth College | Mount Lawley | ||
| 1910 | Cert of Merit | DEAN, LILIAN | Penrhos College | Como | ||
| 1911 | Cert of Merit | DEAN, WILLIAM | Frederick Irwin Anglican School | Mandurah | ||
| 1912 | Cert of Merit | DELACEY, RUBY KENDLE | Albany Senior High School | Albany | ||
| 1913 | Cert of Merit | DEMARTI, ADAM LUKE | Eaton Community College | Eaton | ||
| 1914 | Cert of Merit | DEMPSTER, PHOEBE | Iona Presentation College | Mosman Park | ||
| 1915 | Cert of Merit | DEN BOER, STEPHEN | John Calvin Christian College | Armadale | ||
| 1916 | Cert of Merit | DERODRA, BHAIRVI | Churchlands Senior High School | Churchlands | ||
| 1917 | Cert of Merit | DERRICK, ABIGAIL JANE | North Lake Senior Campus | Kardinya | ||
| 1918 | Cert of Merit | DERSCHOW, KATELYN | The Kings College | Wellard | ||
| 1919 | Cert of Merit | DESVEAUX, CLAUDIA | Mater Dei College | Edgewater | ||
| 1920 | Cert of Merit | DEVESON, JONATHAN | Great Southern Grammar School | Kalgan | ||
| 1921 | Cert of Merit | DEVLIN, RUBY | Newman College | Churchlands | ||
| 1922 | Cert of Merit | DEWAN, NIRJANA | Rossmoyne Senior High School | Rossmoyne | ||
| 1923 | Cert of Merit | DEWAR, EMERSEN GRAESON | Collie Senior High School | Collie | ||
| 1924 | Cert of Merit | DI CHIERA, SOFIA | Mount Lawley Senior High School | Mount Lawley | ||
| 1925 | Cert of Merit | DI CICCO, SAMANTHA | Servite College | Tuart Hill | ||
| 1926 | Cert of Merit | DI CINO, DAVID | Servite College | Tuart Hill | ||
| 1927 | Cert of Merit | DI IORIO, OLIVIA | Santa Maria College | Attadale | ||
| 1928 | Cert of Merit | DIBBIN, PHOEBE | Kennedy Baptist College | Murdoch | ||
| 1929 | Cert of Merit | DICK, ROHAN | Scotch College | Swanbourne | ||
| 1930 | Cert of Merit | DICKHART, ALIESHA MAE | Eastern Goldfields College | Kalgoorlie | ||
| 1931 | Cert of Merit | DICKSON, CONNOR | Ursula Frayne Catholic College | Victoria Park | ||
| 1932 | Cert of Merit | DIEP, SANG | Ballajura Community College | Ballajura | ||
| 1933 | Cert of Merit | DILLON, ALANNAH | Mercedes College | Perth | ||
| 1934 | Cert of Merit | DIMMICK, LILY | Iona Presentation College | Mosman Park | ||
| 1935 | Cert of Merit | DINGLEY, THOMAS | Hale School | Wembley Downs | ||
| 1936 | Cert of Merit | DIX, THOMAS CHARLES | Carine Senior High School | Carine | ||
| 1937 | Cert of Merit | DIXON-HOTCHKIN, JAIMEE | Bunbury Catholic College | Bunbury | ||
| 1938 | Cert of Merit | DIZON, PHERLYN | Canning Vale College | Canning Vale | ||
| 1939 | Cert of Merit | DO, VAN QUYNH | Mount Lawley Senior High School | Mount Lawley | ||
| 1940 | Cert of Merit | DODAMPE GAMAGE, NISILA DINIL | Rossmoyne Senior High School | Rossmoyne | ||
| 1941 | Cert of Merit | DODDS, GIVERNY | Kennedy Baptist College | Murdoch | ||
| 1942 | Cert of Merit | DODGE, LACHLAN | Aquinas College | Salter Point | ||
| 1943 | Cert of Merit | DOHERTY, KATHLEEN | Mercedes College | Perth | ||
| 1944 | Cert of Merit | DOLLAR, RACHELLE | All Saints College | Bull Creek | ||
| 1945 | Cert of Merit | DOLMAN, KYLA | Perth College | Mount Lawley | ||
| 1946 | Cert of Merit | DONALDSON, ELIZA | Presbyterian Ladies College | Peppermint Grove | ||
| 1947 | Cert of Merit | DONALDSON, PAIGE | Lesmurdie Senior High School | Lesmurdie | ||
| 1948 | Cert of Merit | DONALDSON, TANIKA JANE | Safety Bay Senior High School | Safety Bay | ||
| 1949 | Cert of Merit | DONG, NGUYEN | Perth Modern School | Subiaco | ||
| 1950 | Cert of Merit | DONNISON, ANIKA | Swan Christian College | Middle Swan | ||
| 1951 | Cert of Merit | DONOVAN-SINCLAIR, JACOB | Mazenod College | Lesmurdie | ||
| 1952 | Cert of Merit | DORAN, SOPHIE MAREE | Willetton Senior High School | Willetton | ||
| 1953 | Cert of Merit | DORAY, NATALIE | Santa Maria College | Attadale | ||
| 1954 | Cert of Merit | DORLING, LARA | Shenton College | Shenton Park | ||
| 1955 | Cert of Merit | DOROTICH, WILLIAM | John Paul College | Kalgoorlie | ||
| 1956 | Cert of Merit | DOUGLAS, CHELSEA MAE | Baldivis Secondary College | Baldivis | ||
| 1957 | Cert of Merit | DOUGLAS, ELLA | Santa Maria College | Attadale | ||
| 1958 | Cert of Merit | DOUGLAS, JAZMINE | St Stephens School Duncraig | Duncraig | ||
| 1959 | Cert of Merit | DOW, ALEXANDRA | St Brigids College | Lesmurdie | ||
| 1960 | Cert of Merit | DOWDESWELL, KIARA | St Stephens School Duncraig | Duncraig | ||
| 1961 | Cert of Merit | DOWELL, ANNALISE | OneSchool Global WA | Willetton | ||
| 1962 | Cert of Merit | DOWSETT, LUISA | Santa Maria College | Attadale | ||
| 1963 | Cert of Merit | DRENNAN, RILEY | Aquinas College | Salter Point | ||
| 1964 | Cert of Merit | DRUZIANICH, NICHOLAS | Trinity College | East Perth | ||
| 1965 | Cert of Merit | DU PREEZ, JUSTIN DERRICK | Duncraig Senior High School | Duncraig | ||
| 1966 | Cert of Merit | DUFFY, CIARA NIAMH | Shenton College | Shenton Park | ||
| 1967 | Cert of Merit | DUFFY, DECLAN | St Stephens School Duncraig | Duncraig | ||
| 1968 | Cert of Merit | DUFFY, EDIE GRACE | Melville Senior High School | Melville | ||
| 1969 | Cert of Merit | DUNBAR, MEGAN ROSE-MARY | Applecross Senior High School | Ardross | ||
| 1970 | Cert of Merit | DUNCANSON, LACHLAN WILL | Perth Modern School | Subiaco | ||
| 1971 | Cert of Merit | DUNKERTON, LEILANI BETH | Northam Senior High School | Northam | ||
| 1972 | Cert of Merit | DUNLOP, CAMERON JAMES | Shenton College | Shenton Park | ||
| 1973 | Cert of Merit | DUNN, KAITLIN BREANNA | Rockingham Senior High School | Rockingham | ||
| 1974 | Cert of Merit | DUNNE, KIRSTEN NICOLE | Baldivis Secondary College | Baldivis | ||
| 1975 | Cert of Merit | DUREA-FRENCH, DARBY | John Curtin College of the Arts | Fremantle | ||
| 1976 | Cert of Merit | DURI, SARA | Langford Islamic College | Langford | ||
| 1977 | Cert of Merit | DURKALIC, DINO | Ballajura Community College | Ballajura | ||
| 1978 | Cert of Merit | DURRANT, SOPHIE | John XXIII College | Mount Claremont | ||
| 1979 | Cert of Merit | DWYER, AMBER | Newman College | Churchlands | ||
| 1980 | Cert of Merit | DWYER, SOPHIE | St Marys Anglican Girls School | Karrinyup | ||
| 1981 | Cert of Merit | DYKES, BENJAMIN | Aquinas College | Salter Point | ||
| 1982 | Cert of Merit | DYKSTRA, HARRY LIAM | Manea Senior College | Bunbury | ||
| 1983 | Cert of Merit | DYSON, JOSHUA | Scotch College | Swanbourne | ||
| 1984 | Cert of Merit | EAGLES, ISABELLA MONICA | Leeming Senior High School | Leeming | ||
| 1985 | Cert of Merit | EASTAUGH, ELLA | Santa Maria College | Attadale | ||
| 1986 | Cert of Merit | EASTICK, MORGAN ALAN | Lesmurdie Senior High School | Lesmurdie | ||
| 1987 | Cert of Merit | EATON, SAMUEL | St Norbert College | Queens Park | ||
| 1988 | Cert of Merit | EBERT, GEORGIA | Quinns Baptist College | Mindarie | ||
| 1989 | Cert of Merit | EBERT, ROSEANNA | Penrhos College | Como | ||
| 1990 | Cert of Merit | EDGELOE, ISABELLE | Mercedes College | Perth | ||
| 1991 | Cert of Merit | EDGELOW, JONATHAN JAMES | Darling Range Sports College | Forrestfield | ||
| 1992 | Cert of Merit | EDIS, JACK | Christ Church Grammar School | Claremont | ||
| 1993 | Cert of Merit | EDKINS, REBECCA | Bunbury Cathedral Grammar School | Gelorup | ||
| 1994 | Cert of Merit | EDMAN, KYDEN | Swan Christian College | Middle Swan | ||
| 1995 | Cert of Merit | EDMONDSTON, HAMISH GEORGE | Shenton College | Shenton Park | ||
| 1996 | Cert of Merit | EDWARDS, ADAM | Wesley College | South Perth | ||
| 1997 | Cert of Merit | EDWARDS, AMANDA JADE | Mindarie Senior College | Mindarie | ||
| 1998 | Cert of Merit | EDWARDS, BROOKE | Penrhos College | Como | ||
| 1999 | Cert of Merit | EDWARDS, HARRY | Mazenod College | Lesmurdie | ||
| 2000 | Cert of Merit | EDWARDS, ZOE ELYSE | Woodvale Secondary College | Woodvale | ||
Last Updated: 24 Dec 2018