| 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 | ||
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| 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 | ||
Last Updated: 24 Dec 2018