| 13116 | OHLSON, Chelsea Elisabeth | Emmaus College | Vermont South | Chemistry | 42 |
| 13117 | OHRI, Seerat | Genazzano F.C.J. College | Kew | Health and Human Development | 47 |
| 13118 | OHRI, Seerat | Genazzano F.C.J. College | Kew | English | 45 |
| 13119 | OHYAMA, Marisa | The Geelong College | Newtown | Further Mathematics | 43 |
| 13120 | OHYAMA, Marisa | Victorian School of Languages | Thornbury | Languages: Japanese Second Language | 43 |
| 13121 | OJA, Tahlia Mai | Academy of Mary Immaculate | Fitzroy | Health and Human Development | 44 |
| 13122 | OKHUIZEN, Youp Hinderik Petrus | Haileybury College | Keysborough | English | 45 |
| 13123 | OKHUIZEN, Youp Hinderik Petrus | Haileybury College | Keysborough | Global Politics | 42 |
| 13124 | OLADELE, Babatobi Eniola | Goulburn Valley Grammar School | Shepparton | Music Performance | 41 |
| 13125 | OLANDER, Kane | Marcellin College | Bulleen | Further Mathematics | 41 |
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| 13126 | OLBINSKI, Erick | St Bedes College | Mentone | Physical Education | 46 |
| 13127 | OLBINSKI, Erick | St Bedes College | Mentone | Physics | 44 |
| 13128 | OLBINSKI, Erick | St Bedes College | Mentone | Biology | 42 |
| 13129 | OLDFIELD, Joel Pacchiana | Box Hill High School | Box Hill | Further Mathematics | 40 |
| 13130 | OLDFIELD, Kate Elizabeth | Methodist Ladies College | Kew | Accounting | 41 |
| 13131 | OLDFIELD, Kate Elizabeth | Methodist Ladies College | Kew | English | 40 |
| 13132 | OLDIS, Alec Thomas | St Kevins College | Toorak | English | 45 |
| 13133 | OLEKSYN, Payton Anne | Mornington Secondary College | Mornington | English | 40 |
| 13134 | OLIJNYK, Jamie Rose | Shelford Girls Grammar | Caulfield | Hospitality (VCE VET) | 40 |
| 13135 | OLIVEIRA-BLACKET, Cree Nia | Nossal High School | Berwick | Psychology | 47 |
| 13136 | OLIVEIRA-BLACKET, Cree Nia | Nossal High School | Berwick | Philosophy | 44 |
| 13137 | OLIVER, Chelsea | McClelland Secondary College | Frankston | Systems Engineering | 42 |
| 13138 | OLIVER, Jack Arnold | Beaconhills College Berwick | Berwick | Systems Engineering | 40 |
| 13139 | OLLETT, Emily | MacKillop Catholic Regional College | Werribee | Health and Human Development | 47 |
| 13140 | OLLETT, Emily | MacKillop Catholic Regional College | Werribee | Biology | 42 |
| 13141 | OLLETT, Emily | MacKillop Catholic Regional College | Werribee | English | 42 |
| 13142 | OLSEN, Finley Erik | Brighton Grammar School | Brighton | Psychology | 44 |
| 13143 | OLSEN, Finley Erik | Brighton Grammar School | Brighton | English | 41 |
| 13144 | OLSEN, Finley Erik | Brighton Grammar School | Brighton | Legal Studies | 40 |
| 13145 | OLSEN, Kara Anne | Penleigh and Essendon Grammar School | Keilor East | Further Mathematics | 42 |
| 13146 | OLSON, Claude Davis | Sunbury College | Sunbury | Media | 41 |
| 13147 | OLVER, Lucy Adelle | Loreto College | Ballarat | Product Design and Technology | 42 |
| 13148 | OMAR, Abbas Bin | University High School | Parkville | Further Mathematics | 47 |
| 13149 | OMIDIORA, Olaide Rebecca | Peninsula Grammar | Mount Eliza | Studio Arts | 40 |
| 13150 | OMOLOKUN, Tirenimioluwa Joshua | Suzanne Cory High School | Werribee | Mathematical Methods (CAS) | 40 |
| 13151 | OMOND, Charlotte Emily | Wesley College St Kilda Rd | Melbourne | English | 42 |
| 13152 | OMOND, Charlotte Emily | Wesley College St Kilda Rd | Melbourne | Further Mathematics | 40 |
| 13153 | OMOND-SMITH, Molly | Luther College | Croydon Hills | Outdoor and Environmental Studies | 50 |
| 13154 | ONAL, Eda Deniz | Glen Waverley Secondary College | Glen Waverley | Business Management | 46 |
| 13155 | ONAL, Eda Deniz | Glen Waverley Secondary College | Glen Waverley | Legal Studies | 42 |
| 13156 | ONAL, Eda Deniz | Glen Waverley Secondary College | Glen Waverley | English | 41 |
| 13157 | ONG YEAN HONG, Christopher | Scotch College | Hawthorn | Accounting | 41 |
| 13158 | ONG, Anthony | Glen Waverley Secondary College | Glen Waverley | Further Mathematics | 44 |
| 13159 | ONG, Anthony | Glen Waverley Secondary College | Glen Waverley | Mathematical Methods (CAS) | 43 |
| 13160 | ONG, Anthony | Glen Waverley Secondary College | Glen Waverley | English | 40 |
| 13161 | ONG, Avery Soon-Yan | Balwyn High School | Balwyn North | English | 43 |
| 13162 | ONG, Brian Li | Wellington Secondary College | Mulgrave | Biology | 46 |
| 13163 | ONG, Brian Li | Wellington Secondary College | Mulgrave | Mathematical Methods (CAS) | 40 |
| 13164 | ONG, Daniel Tri Hung | Haileybury College | Keysborough | Mathematical Methods (CAS) | 44 |
| 13165 | ONG, Daniel Tri Hung | Haileybury College | Keysborough | Languages: Latin | 43 |