This report lists the winners of Subject Certificate of Excellence awards (formerly Certificate of Distinction awards) in 2009, along with the school that they attended.
These awards are granted by the School Curriculum and Standards Authority to the top 0.5% of students in each tertiary entrance subject based on their examination marks.
Special Subject Certificates of Excellence may be awarded to a student who is ineligible for a Subject Certificate of Excellence but who has otherwise satisfied all other requirements for the award.
| 1 | Accounting | Subject Cert of Distinction | ATHERTON, DANIEL STEPHEN | Sacred Heart College | Sorrento |
| 2 | Accounting | Subject Cert of Distinction | COLLINS, LORETTA EVA | Sacred Heart College | Sorrento |
| 3 | Accounting | Subject Cert of Distinction | DAVIES, GEORGIA LOUISE | Penrhos College | Como |
| 4 | Accounting | Subject Cert of Distinction | DAVIS, BENJAMIN | Christ Church Grammar School | Claremont |
| 5 | Accounting | Subject Cert of Distinction | NATALEGAWA, MUHAMMAD ARDHIKA | Christ Church Grammar School | Claremont |
| 6 | Accounting | Subject Cert of Distinction | TAN, LUVENA SUET LYN | Willetton Senior High School | Willetton |
| 7 | Ancient History | Subject Cert of Distinction | CRANDELL, JULIA MAE | Shenton College | Shenton Park |
| 8 | Ancient History | Subject Cert of Distinction | QIU, DAVID XINYING | Shenton College | Shenton Park |
| 9 | Animal Production and Marketing | Subject Cert of Distinction | REYNOLDS, ANDREW JOHN | WA College of Agriculture Cunderdin | Cunderdin |
| 10 | Animal Production and Marketing | Subject Cert of Distinction | SOULOS, KIRSTY LEE | WA College of Agriculture Cunderdin | Cunderdin |
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| 11 | Applicable Mathematics | Special Subject Cert of Distinction | LU, YIFAN | Wesley College | South Perth |
| 12 | Applicable Mathematics | Special Subject Cert of Distinction | NOT FOR PUBLICATION | KBU International College | Petaling Jaya, Malaysia |
| 13 | Applicable Mathematics | Subject Cert of Distinction | ANDERSON, HAYLEY LOUISE | Churchlands Senior High School | Churchlands |
| 14 | Applicable Mathematics | Subject Cert of Distinction | CARR, JUDITH ALEXANDRA | St Hildas Anglican School for Girls | Mosman Park |
| 15 | Applicable Mathematics | Subject Cert of Distinction | CROWTHER, THOMAS OWEN | Trinity College | East Perth |
| 16 | Applicable Mathematics | Subject Cert of Distinction | ELPHICK, LIAM CURTIS | Wesley College | South Perth |
| 17 | Applicable Mathematics | Subject Cert of Distinction | GUPTA, SAKSHAM | Rossmoyne Senior High School | Rossmoyne |
| 18 | Applicable Mathematics | Subject Cert of Distinction | KERR, DYLAN TAVIS | Mazenod College | Lesmurdie |
| 19 | Applicable Mathematics | Subject Cert of Distinction | KONG, JASON | Christ Church Grammar School | Claremont |
| 20 | Applicable Mathematics | Subject Cert of Distinction | LAI, XINYI | Rossmoyne Senior High School | Rossmoyne |
| 21 | Applicable Mathematics | Subject Cert of Distinction | LI, PETER | Rossmoyne Senior High School | Rossmoyne |
| 22 | Applicable Mathematics | Subject Cert of Distinction | LIM, WENDY YIN | John Septimus Roe Anglican Community School | Mirrabooka |
| 23 | Applicable Mathematics | Subject Cert of Distinction | LU, BO AN | Christ Church Grammar School | Claremont |
| 24 | Applicable Mathematics | Subject Cert of Distinction | LUO, KI-YUNG | Lake Joondalup Baptist College | Joondalup |
| 25 | Applicable Mathematics | Subject Cert of Distinction | OGNENIS, SAMUEL CHRISTOPHER | Mount Lawley Senior High School | Mount Lawley |
| 26 | Applicable Mathematics | Subject Cert of Distinction | PITT, JAMES MICHAEL | Sacred Heart College | Sorrento |
| 27 | Applicable Mathematics | Subject Cert of Distinction | SEGLER, BLAKE | Carmel School | Dianella |
| 28 | Applicable Mathematics | Subject Cert of Distinction | WONG, MONICA KIE YING | Rossmoyne Senior High School | Rossmoyne |
| 29 | Applicable Mathematics | Subject Cert of Distinction | XU, FERRIS FEI | All Saints College | Bull Creek |
| 30 | Applied Information Technology (exam) | Subject Cert of Distinction | BUTLER, JORDAN | Guildford Grammar School | Guildford |
| 31 | Applied Information Technology (exam) | Subject Cert of Distinction | CLARKE, ADAM THOMAS | Trinity College | East Perth |
| 32 | Applied Information Technology (exam) | Subject Cert of Distinction | HOLLWARTH, ASHTON JADE | Penrhos College | Como |
| 33 | Applied Information Technology (exam) | Subject Cert of Distinction | MORRIS, NATALIE CLAIRE | Canning Vale College | Canning Vale |
| 34 | Applied Information Technology (exam) | Subject Cert of Distinction | PRESTON, LISA ANNE | Iona Presentation College | Mosman Park |
| 35 | Applied Information Technology (exam) | Subject Cert of Distinction | SPENCER, THOMAS CHARLES | Guildford Grammar School | Guildford |
| 36 | Applied Information Technology (non-exam) | Subject Cert of Distinction | CHARMAN, APRIL ROSE | Kiara College | Kiara |
| 37 | Art | Subject Cert of Distinction | CHIN, DELIA KAR PEI | Applecross Senior High School | Ardross |
| 38 | Art | Subject Cert of Distinction | MCCLOSKEY, SARAH ELIZABETH | Applecross Senior High School | Ardross |
| 39 | Art | Subject Cert of Distinction | MOULTON, TESSIA SUSAN | Kalamunda Senior High School | Kalamunda |
| 40 | Art | Subject Cert of Distinction | PENDLEBURY, EMILY GRACE | St Marys Anglican Girls School | Karrinyup |
| 41 | Art and Design | Subject Cert of Distinction | AUDAS, AMY MAY | St Marys Anglican Girls School | Karrinyup |
| 42 | Art and Design | Subject Cert of Distinction | AVENDANO, ADRIANA NICHOLLE | Prendiville Catholic College | Ocean Reef |
| 43 | Art and Design | Subject Cert of Distinction | BAILEY, LOUISE ELEANOR | Penrhos College | Como |
| 44 | Art and Design | Subject Cert of Distinction | CULLY, MERREDITH JOHANNA | Iona Presentation College | Mosman Park |
| 45 | Art and Design | Subject Cert of Distinction | HILL, ABBY GEORGIA | Perth College | Mount Lawley |
| 46 | Art and Design | Subject Cert of Distinction | LEWIS, KESHA MONIQUE | Santa Maria College | Attadale |
| 47 | Art and Design | Subject Cert of Distinction | MORGAN, NATASHA MARIE | Safety Bay Senior High School | Safety Bay |
| 48 | Art and Design | Subject Cert of Distinction | PARKER, ALEXANDRA LEE | Safety Bay Senior High School | Safety Bay |
| 49 | Aspects of the Tourism Industry | Subject Cert of Distinction | CUTFORTH, REBECCA AMY | Churchlands Senior High School | Churchlands |
| 50 | Aspects of the Tourism Industry | Subject Cert of Distinction | LAY, MONICA SUSAN | Shenton College | Shenton Park |