This report lists the winners of Certificates of Distinction and Certificates of Merit for 2019, along with the school that they attended.
These certificates are awarded to students who achieve at least 150 points (Certificate of Merit) or 190 points (Certificate of Distinction) across 20 year 11 and year 12 course units or equivalents, of which 10 are at year 12 level.
Formerly these awards were named Certificates of Commendation (2012-2015) or Certificates of Excellence (prior to 2012), and were based on achievements of at least 20 'A' grades in course units or equivalents.
| 1651 | Cert of Merit | COLEMAN, ZACHARIAH ALLEN | Rossmoyne Senior High School | Rossmoyne |
| 1652 | Cert of Merit | COLES, MEGAN LOIS | Bullsbrook College | Bullsbrook |
| 1653 | Cert of Merit | COLLINGS, SAMUEL JACK | Applecross Senior High School | Ardross |
| 1654 | Cert of Merit | COLLINS, KATE | Santa Maria College | Attadale |
| 1655 | Cert of Merit | COLLINS, WILLIAM | Mazenod College | Lesmurdie |
| 1656 | Cert of Merit | COLQUHOUN, MASON | St Stephens School Duncraig | Duncraig |
| 1657 | Cert of Merit | COLTON, ISABELLA | La Salle College | Middle Swan |
| 1658 | Cert of Merit | COMITO, OLIVIA | Penrhos College | Como |
| 1659 | Cert of Merit | CONDON, GEORGIA | Newman College | Churchlands |
| 1660 | Cert of Merit | CONEY, CATHERINE | St Marys Anglican Girls School | Karrinyup |
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| 1661 | Cert of Merit | CONNOR, LUKE | Christ Church Grammar School | Claremont |
| 1662 | Cert of Merit | CONNOR, MOLLY KERRY | Joseph Banks Secondary College | Banksia Grove |
| 1663 | Cert of Merit | COOK, BETHANY | St Marks Anglican Community School | Hillarys |
| 1664 | Cert of Merit | COOK, GRACIE LANA | Rossmoyne Senior High School | Rossmoyne |
| 1665 | Cert of Merit | COOK, HENRY | Hale School | Wembley Downs |
| 1666 | Cert of Merit | COOK, JASON WILLIAM | Churchlands Senior High School | Churchlands |
| 1667 | Cert of Merit | COOK, RORY IAN HENRY | Applecross Senior High School | Ardross |
| 1668 | Cert of Merit | COOKE, BREANNA | Bunbury Cathedral Grammar School | Gelorup |
| 1669 | Cert of Merit | COOKE, MATILDA | St Marys Anglican Girls School | Karrinyup |
| 1670 | Cert of Merit | COOKE, OSCAR | Hale School | Wembley Downs |
| 1671 | Cert of Merit | COOKE, ZOE | Sacred Heart College | Sorrento |
| 1672 | Cert of Merit | COOMBE, DANIELLE | Kolbe Catholic College | Rockingham |
| 1673 | Cert of Merit | COOMBER, CHLOE RENAE | Merredin College | Merredin |
| 1674 | Cert of Merit | COOMBS, EMILY | Santa Maria College | Attadale |
| 1675 | Cert of Merit | COONEY, MARGOT | Methodist Ladies College | Claremont |
| 1676 | Cert of Merit | COOPER, TRINITY JOSLYN MERCADO | Willetton Senior High School | Willetton |
| 1677 | Cert of Merit | COOREY, RAVINI | Corpus Christi College | Bateman |
| 1678 | Cert of Merit | COPPOLA, GRACE | John Septimus Roe Anglican Community School | Mirrabooka |
| 1679 | Cert of Merit | CORBETT, KANE | Hale School | Wembley Downs |
| 1680 | Cert of Merit | CORMACK, GRACE ELIZABETH | Greenwood College | Greenwood |
| 1681 | Cert of Merit | CORMACK, SOPHIE LOUISE | Greenwood College | Greenwood |
| 1682 | Cert of Merit | CORNER, JOHN | Holy Cross College | Ellenbrook |
| 1683 | Cert of Merit | CORNISH, SCOTT | All Saints College | Bull Creek |
| 1684 | Cert of Merit | CORREIA-WALLER, APRIL | Santa Maria College | Attadale |
| 1685 | Cert of Merit | CORSBIE, OLIVIA | Perth College | Mount Lawley |
| 1686 | Cert of Merit | CORTESE, CHARLIE | Sacred Heart College | Sorrento |
| 1687 | Cert of Merit | COTTINO, ALESSIO | Trinity College | East Perth |
| 1688 | Cert of Merit | COULSON, JAMES | Scotch College | Swanbourne |
| 1689 | Cert of Merit | COULTHARD, PHOEBE | Nagle Catholic College | Geraldton |
| 1690 | Cert of Merit | COURT, TARA | Kolbe Catholic College | Rockingham |
| 1691 | Cert of Merit | COUTTS, WILLIAM | Scotch College | Swanbourne |
| 1692 | Cert of Merit | COVICH, JAY | Sacred Heart College | Sorrento |
| 1693 | Cert of Merit | COX, DYLAN | Mandurah Catholic College | Mandurah |
| 1694 | Cert of Merit | COX, EMMA | Iona Presentation College | Mosman Park |
| 1695 | Cert of Merit | CRABB, JACK | Frederick Irwin Anglican School | Mandurah |
| 1696 | Cert of Merit | CRAIG, KATELYN | Kelmscott Senior High School | Kelmscott |
| 1697 | Cert of Merit | CRAIGIE, MASON | Emmanuel Catholic College | Success |
| 1698 | Cert of Merit | CRANLEY, MIA | Sacred Heart College | Sorrento |
| 1699 | Cert of Merit | CRANSBERG, JOSIE | Frederick Irwin Anglican School | Mandurah |
| 1700 | Cert of Merit | CRAWFORD, PAIGE | Kelmscott Senior High School | Kelmscott |