This report lists the winners of Certificates of Distinction and Certificates of Merit for 2008, 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.
| 1 | Cert of Excellence | ABERDOUR, CALLUM FRASER | Peter Moyes Anglican Community School | Quinns Rocks |
| 2 | Cert of Excellence | ADAM, DAVID LUKE | Guildford Grammar School | Guildford |
| 3 | Cert of Excellence | AGNEW, AMELIA FLORA CHARLOTTE | St Marys Anglican Girls School | Karrinyup |
| 4 | Cert of Excellence | AI, QIN XIN | St Marys Anglican Girls School | Karrinyup |
| 5 | Cert of Excellence | ALCOCK, SOPHIE | St Hildas Anglican School for Girls | Mosman Park |
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| 6 | Cert of Excellence | ALTES, REBECCA ROSE | Eastern Goldfields College | Kalgoorlie |
| 7 | Cert of Excellence | AMARATUNGE, SAHAN NIPUNA | Rossmoyne Senior High School | Rossmoyne |
| 8 | Cert of Excellence | ANGKOLA, FRANCISCA | Sevenoaks Senior College | Cannington |
| 9 | Cert of Excellence | ANGUS, JEMMA | Leeming Senior High School | Leeming |
| 10 | Cert of Excellence | ARCHER, NICHOLAS BRIAN | Thornlie Senior High School | Thornlie |
| 11 | Cert of Excellence | ARMITAGE, JOSHUA HAGEN | Mindarie Senior College | Clarkson |
| 12 | Cert of Excellence | ASHTON, CATHERINE JULIA | Corpus Christi College | Willetton |
| 13 | Cert of Excellence | ATKINS, KYLE GRAHAM | Duncraig Senior High School | Duncraig |
| 14 | Cert of Excellence | AXTENS, DANIEL JOHN | Willetton Senior High School | Willetton |
| 15 | Cert of Excellence | BACICH, MATTHEW TONY | Lumen Christi College | Gosnells |
| 16 | Cert of Excellence | BAKER, STEPHANIE MICHELLE | Presbyterian Ladies College | Peppermint Grove |
| 17 | Cert of Excellence | BANASZCZYK, TANISHA | Corpus Christi College | Willetton |
| 18 | Cert of Excellence | BARBARO, NICHOLAS ARCANGELO | Swan Christian College | Midland |
| 19 | Cert of Excellence | BARNES, MAIRIN CLARE | Applecross Senior High School | Ardross |
| 20 | Cert of Excellence | BARRY, ASHLEIGH JADE | Ballajura Community College | Ballajura |
| 21 | Cert of Excellence | BAZARGANI, SHIVA | Applecross Senior High School | Ardross |
| 22 | Cert of Excellence | BECKHAM, DUNCAN ALISTAIR | Churchlands Senior High School | Churchlands |
| 23 | Cert of Excellence | BEECH, CLARE JESSICA | WA College of Agriculture Denmark | Denmark |
| 24 | Cert of Excellence | BEINART, DYLAN JAMES | Carmel School | Dianella |
| 25 | Cert of Excellence | BENNETT, ALANA | Iona Presentation College | Mosman Park |