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.
| 251 | Health Studies | Subject Cert of Distinction | MACKAY, JOSETTE JEMMA | Eastern Hills Senior High School | Mount Helena |
| 252 | Health Studies | Subject Cert of Distinction | POTTS, KATE LAURA | Eastern Hills Senior High School | Mount Helena |
| 253 | Health Studies | Subject Cert of Distinction | STARLEY, SASHA | John Curtin College of the Arts | Fremantle |
| 254 | History | Subject Cert of Distinction | ANANDAPPA, ANNABELLE JACINTA | Santa Maria College | Attadale |
| 255 | History | Subject Cert of Distinction | ANDREWS, HANNAH-MEI ELIZABETH | Santa Maria College | Attadale |
| 256 | History | Subject Cert of Distinction | EDWARDS, SAMUEL JOSEPH | Scotch College | Swanbourne |
| 257 | History | Subject Cert of Distinction | ELPHICK, LIAM CURTIS | Wesley College | South Perth |
| 258 | History | Subject Cert of Distinction | GARVEY, TIMOTHY PATRICK | Aquinas College | Salter Point |
| 259 | History | Subject Cert of Distinction | GRIFFIN, ALEXANDER COLES THOMAS | Ursula Frayne Catholic College | Victoria Park |
| 260 | History | Subject Cert of Distinction | HARPER, SOPHIE LOUISE | Shenton College | Shenton Park |
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| 261 | History | Subject Cert of Distinction | HEPWORTH, MICHELLE CASEY | St Marys Anglican Girls School | Karrinyup |
| 262 | History | Subject Cert of Distinction | LANG, MITCHELL PETER | Scotch College | Swanbourne |
| 263 | History | Subject Cert of Distinction | MORLET, OSCAR | Christ Church Grammar School | Claremont |
| 264 | History | Subject Cert of Distinction | THOMPSON, CHLOE LOUISE | Willetton Senior High School | Willetton |
| 265 | History | Subject Cert of Distinction | YORK, CASEY JOHN | Wesley College | South Perth |
| 266 | Human Biology | Special Subject Cert of Distinction | LOW, NICOLE WEI LING | Canning College | Bentley |
| 267 | Human Biology | Subject Cert of Distinction | BALINT, ROBERT | CBC Fremantle | Fremantle |
| 268 | Human Biology | Subject Cert of Distinction | BULL, VANESSA GRACE | Methodist Ladies College | Claremont |
| 269 | Human Biology | Subject Cert of Distinction | EL-BATANOUNY, AHMED SAMY | Rossmoyne Senior High School | Rossmoyne |
| 270 | Human Biology | Subject Cert of Distinction | FLETCHER, OAKLEY CAROL | John Curtin College of the Arts | Fremantle |
| 271 | Human Biology | Subject Cert of Distinction | GUEST, CHARLOTTE LUCY | Perth College | Mount Lawley |
| 272 | Human Biology | Subject Cert of Distinction | HUANG, MICHELLE | Applecross Senior High School | Ardross |
| 273 | Human Biology | Subject Cert of Distinction | LEEDMAN, SAMUEL | Christ Church Grammar School | Claremont |
| 274 | Human Biology | Subject Cert of Distinction | MARK, PETER FENTON | John XXIII College | Mount Claremont |
| 275 | Human Biology | Subject Cert of Distinction | MASON, LUCY TAMARA | Newton Moore Senior High School | South Bunbury |
| 276 | Human Biology | Subject Cert of Distinction | MOFFAT, AMY CLAIRE | Methodist Ladies College | Claremont |
| 277 | Human Biology | Subject Cert of Distinction | PERRY, DANAE LOUISE | St Marks Anglican Community School | Hillarys |
| 278 | Human Biology | Subject Cert of Distinction | RIDHUAN, ILYAS | Shenton College | Shenton Park |
| 279 | Human Biology | Subject Cert of Distinction | SHANMUGAKUMAR, SHARANYAA | Methodist Ladies College | Claremont |
| 280 | Human Biology | Subject Cert of Distinction | SHILLING, HANNAH SUZANNE | Nagle Catholic College | Geraldton |
| 281 | Human Biology | Subject Cert of Distinction | SMITH, CARLA LAUREN | John Wollaston Anglican Community School | Camillo |
| 282 | Human Biology | Subject Cert of Distinction | STANFORD, HUGH | Christ Church Grammar School | Claremont |
| 283 | Human Biology | Subject Cert of Distinction | THOMPSON, CARLY MAY | Penrhos College | Como |
| 284 | Human Biology | Subject Cert of Distinction | WARD-GRAHAM, MAX | Christ Church Grammar School | Claremont |
| 285 | Human Biology | Subject Cert of Distinction | WU, DOMINIC | Christ Church Grammar School | Claremont |
| 286 | Independent Living | Subject Cert of Distinction | CHARMAN, APRIL ROSE | Kiara College | Kiara |
| 287 | Independent Living | Subject Cert of Distinction | COXALL, MEGAN LOUISE | St Marys Anglican Girls School | Karrinyup |
| 288 | Independent Living | Subject Cert of Distinction | FORWARD, DEMI JEAN | St Marys Anglican Girls School | Karrinyup |
| 289 | Independent Living | Subject Cert of Distinction | WILD, EVELYN SAMANTHA | Woodvale Secondary College | Woodvale |
| 290 | Indonesian: Second Language | Subject Cert of Distinction | O'SULLIVAN, LACHLAN COLIN | Wesley College | South Perth |
| 291 | Indonesian: Second Language | Subject Cert of Distinction | WOODS, SHANE BRADLEY | Wesley College | South Perth |
| 292 | Italian | Subject Cert of Distinction | CAO, JESSICA | Penrhos College | Como |
| 293 | Italian | Subject Cert of Distinction | RAFFERTY, KIERAN PAUL MURPHY | Prendiville Catholic College | Ocean Reef |
| 294 | Japanese: Second Language | Subject Cert of Distinction | NG, JADA | Applecross Senior High School | Ardross |
| 295 | Japanese: Second Language | Subject Cert of Distinction | TEH, VENESIA | Applecross Senior High School | Ardross |
| 296 | Management and Marketing | Subject Cert of Distinction | IANNITELLI, ARABELLA GRACE | St Marys Anglican Girls School | Karrinyup |
| 297 | Management and Marketing | Subject Cert of Distinction | WINDON, KAILA LOUISE | Lumen Christi College | Martin |
| 298 | Marine and Maritime Technology | Subject Cert of Distinction | CANNON, REBECCA ROSE | Methodist Ladies College | Claremont |
| 299 | Marine and Maritime Technology | Subject Cert of Distinction | LUKE, SOPHIE ELIZABETH | Methodist Ladies College | Claremont |
| 300 | Materials Design and Technology (exam) | Subject Cert of Distinction | ROWLEY, JON MARK | Aquinas College | Salter Point |