| 11979 | O'Donnell, Thomas James Ellis | St Kevins College | Toorak | Further Mathematics | 45 |
| 11980 | O'Donoghue, Prani Mae | Haileybury Girls College | Keysborough | English | 50 |
| 11981 | O'Donoghue, Prani Mae | Haileybury Girls College | Keysborough | Business Management | 49 |
| 11982 | O'Donoghue, Prani Mae | Haileybury Girls College | Keysborough | Economics | 48 |
| 11983 | O'Donoghue, Prani Mae | Haileybury Girls College | Keysborough | Accounting | 42 |
| 11984 | O'Dwyer, Lachlan Ryan | Assumption College | Kilmore | Legal Studies | 41 |
| 11985 | O'Dwyer, Mia Katharine | Northcote High School | Northcote | Outdoor and Environmental Studies | 41 |
| 11986 | O'Farrell, Ashling Orla | Siena College | Camberwell | Music Performance | 40 |
| 11987 | O'Haire, Natalie Rose | Sacre Coeur | Glen Iris | Studio Arts | 40 |
| 11988 | O'Halloran, Millie Anne | Loreto Mandeville Hall | Toorak | Studio Arts | 41 |
| |
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| 11989 | O'Hara, Aaron Sean | St Kevins College | Toorak | Business Management | 45 |
| 11990 | O'Hara, Aaron Sean | St Kevins College | Toorak | Legal Studies | 40 |
| 11991 | O'Hehir, Ilyssa Sherine | Haileybury Girls College | Keysborough | Psychology | 40 |
| 11992 | O'Hoy, Ryan Garry Dennis | Camberwell Grammar School | Canterbury | Mathematical Methods | 41 |
| 11993 | O'Kane, Bethany Kate | Shelford Girls Grammar | Caulfield | History: Revolutions | 47 |
| 11994 | O'Kane, Bethany Kate | Shelford Girls Grammar | Caulfield | Health and Human Development | 43 |
| 11995 | O'Kane, Bethany Kate | Shelford Girls Grammar | Caulfield | Global Politics | 41 |
| 11996 | O'Kane, Bethany Kate | Shelford Girls Grammar | Caulfield | English | 40 |
| 11997 | O'Kane, Emily Jade | Saint Ignatius College | Drysdale | English | 41 |
| 11998 | O'Keefe, Darcy James | Emmanuel College Warrnambool | Warrnambool | Literature | 50 |
| 11999 | O'Keefe, Darcy James | Emmanuel College Warrnambool | Warrnambool | English | 48 |
| 12000 | O'Keeffe, Katelyn Ann | Methodist Ladies College | Kew | Further Mathematics | 50 |
| 12001 | O'Keeffe, Katelyn Ann | Methodist Ladies College | Kew | Mathematical Methods | 46 |
| 12002 | O'Leary, Francesca Niamh Hutchings | Northcote High School | Northcote | Global Politics | 43 |
| 12003 | O'Leary, Francesca Niamh Hutchings | Northcote High School | Northcote | History: Revolutions | 41 |
| 12004 | O'Mahony, Mark Anthony | St Kevins College | Toorak | Physical Education | 40 |
| 12005 | O'Mahony, Mason Riley | Viewbank College | Viewbank | Further Mathematics | 42 |
| 12006 | O'Malley, Jackson Henry | St Kevins College | Toorak | English | 41 |
| 12007 | O'Malley, Jackson Henry | St Kevins College | Toorak | Physical Education | 40 |
| 12008 | O'Meara, Matthew Colin | St Francis Xavier College | Beaconsfield | Further Mathematics | 44 |
| 12009 | O'Neill, Alicia Nicole | Kambrya College | Berwick | Sport and Recreation (VCE VET) | 41 |
| 12010 | O'Neill, Elizabeth Louise | Dromana Secondary College | Dromana | Health and Human Development | 46 |
| 12011 | O'Neill, Elizabeth Louise | Dromana Secondary College | Dromana | English | 43 |
| 12012 | O'Neill, Finn Elijah | Flinders Christian Community College Tyabb | Tyabb | Further Mathematics | 42 |
| 12013 | O'Neill, Jordan | St Augustines College | Kyabram | Physics | 49 |
| 12014 | O'Neill, Jordan | St Augustines College | Kyabram | Specialist Mathematics | 48 |
| 12015 | O'Neill, Keira Jade | Nagle College | Bairnsdale | Health and Human Development | 50 |
| 12016 | O'Neill, Keira Jade | Nagle College | Bairnsdale | Psychology | 50 |
| 12017 | O'Neill, Keira Jade | Nagle College | Bairnsdale | Physical Education | 44 |
| 12018 | O'Neill, Keira Jade | Nagle College | Bairnsdale | Further Mathematics | 42 |
| 12019 | O'Reilly, Chloe Jane | Ballarat Grammar School | Wendouree | Further Mathematics | 42 |
| 12020 | O'Reilly, Lydia Eileen | Northcote High School | Northcote | Classical Studies | 40 |
| 12021 | O'Reilly, Pia Indu | Kilvington Grammar School | Ormond | Chemistry | 41 |
| 12022 | O'Reilly, Pia Indu | Kilvington Grammar School | Ormond | Languages: French | 41 |
| 12023 | O'Reilly, Pia Indu | Kilvington Grammar School | Ormond | English | 40 |
| 12024 | O'Reilly, Pia Indu | Kilvington Grammar School | Ormond | Geography | 40 |
| 12025 | O'Rourke, Brodie James | Ivanhoe Grammar School Ridgeway | Ivanhoe | Software Development | 41 |
| 12026 | O'Rourke, Thomas | Mentone Grammar School | Mentone | Physical Education | 46 |
| 12027 | O'Shanesy, Ryan Kevin | Sandringham College | Sandringham | English | 41 |
| 12028 | O'Shanesy, Ryan Kevin | Sandringham College | Sandringham | Business Management | 40 |
Last Updated: 9 Feb 2023