| 1957 | BUCKNALL, Fiona Ying | MacRobertson Girls High School | Melbourne | Geography | 44 |
| 1958 | BUCKNALL, Fiona Ying | MacRobertson Girls High School | Melbourne | Economics | 41 |
| 1959 | BUDILEANU, Ioan Anton | Newhaven College | Rhyll | Music Performance | 41 |
| 1960 | BUEKER, David Phillip | St Helena Secondary College | Eltham North | Accounting | 40 |
| 1961 | BUESST, Rupert Aylmer Conrad | St Michaels Grammar School | St Kilda | Music Performance | 43 |
| 1962 | BUFFON, Francesca Lilli | Ruyton Girls School | Kew | English | 41 |
| 1963 | BUGAJ, Oscar Henry | St Michaels Grammar School | St Kilda | Chemistry | 45 |
| 1964 | BUGAJ, Oscar Henry | St Michaels Grammar School | St Kilda | History: Revolutions | 42 |
| 1965 | BUGEJA, Emily Rose | Assumption College | Kilmore | Biology | 40 |
| 1966 | BUGEJA, Nicholas Francis | Williamstown High School | Williamstown | English | 46 |
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| 1967 | BUGEJA, Nicholas Francis | Williamstown High School | Williamstown | History: Revolutions | 44 |
| 1968 | BUGEJA, Nicholas Francis | Williamstown High School | Williamstown | Legal Studies | 44 |
| 1969 | BUGEJA, Nicholas Francis | Williamstown High School | Williamstown | Literature | 41 |
| 1970 | BUGGLE, Declan John | St Kevins College | Toorak | Business Management | 48 |
| 1971 | BUHARIWALA, Diana Hoshang | Brighton Secondary College | Brighton East | English | 41 |
| 1972 | BUI, James Thien Duy | Suzanne Cory High School | Werribee | Further Mathematics | 45 |
| 1973 | BUI, Jimmy Nhut Thien | Suzanne Cory High School | Werribee | Media | 45 |
| 1974 | BUI, Mi-Thao | Penleigh and Essendon Grammar School | Keilor East | History: Renaissance Italy | 48 |
| 1975 | BUI, Mi-Thao | Penleigh and Essendon Grammar School | Keilor East | Global Politics | 47 |
| 1976 | BUI, Mi-Thao | Penleigh and Essendon Grammar School | Keilor East | English | 46 |
| 1977 | BUI, Mi-Thao | Penleigh and Essendon Grammar School | Keilor East | Literature | 46 |
| 1978 | BUI, Mi-Thao | Penleigh and Essendon Grammar School | Keilor East | Languages: German | 40 |
| 1979 | BUI, Nathan | Melbourne High School | South Yarra | English | 40 |
| 1980 | BUI, Nathan | Melbourne High School | South Yarra | Mathematical Methods (CAS) | 40 |
| 1981 | BUI, Thi Ai Loan | Victorian School of Languages | Thornbury | Languages: Vietnamese | 46 |
| 1982 | BUI, Violet Nguyen Tuong Vi | MacRobertson Girls High School | Melbourne | Mathematical Methods (CAS) | 41 |
| 1983 | BUI, Xuan-Dung Andrew | Carwatha College P-12 | Noble Park | Physics | 44 |
| 1984 | BUJOR, Louisa Ruth | Korowa Anglican Girls School | Glen Iris | English | 41 |
| 1985 | BULA, Heidi | Academy of Mary Immaculate | Fitzroy | Languages: Italian | 47 |
| 1986 | BULA, Heidi | Academy of Mary Immaculate | Fitzroy | English | 43 |
| 1987 | BULBULIAN, Jonathan Philip | Newhaven College | Rhyll | Physics | 49 |
| 1988 | BULBULIAN, Jonathan Philip | Newhaven College | Rhyll | Mathematical Methods (CAS) | 45 |
| 1989 | BULBULIAN, Jonathan Philip | Newhaven College | Rhyll | Specialist Mathematics | 42 |
| 1990 | BULFORD, Hamish William John | The Geelong College | Newtown | Further Mathematics | 48 |
| 1991 | BULL, Lochie James | Horsham College | Horsham | Further Mathematics | 43 |
| 1992 | BULLARD, Clare Rebecca | Williamstown High School | Williamstown | Biology | 40 |
| 1993 | BULLARD, Jayden Tyler | Bacchus Marsh Grammar | Bacchus Marsh | Australian History | 41 |
| 1994 | BULLARD, Liam Ronald Leonard | Woodleigh School | Langwarrin South | Mathematical Methods (CAS) | 40 |
| 1995 | BULLAS, Nicholas Aaron | McKinnon Secondary College | McKinnon | Business Management | 42 |
| 1996 | BULLEN, Abbey Mae | Montmorency Secondary College | Montmorency | Food and Technology | 44 |
| 1997 | BULLEN, Abbey Mae | Montmorency Secondary College | Montmorency | English | 43 |
| 1998 | BULLEN, Matthew Alexander | Nossal High School | Berwick | English | 44 |
| 1999 | BULLEN, Matthew Alexander | Nossal High School | Berwick | Literature | 43 |
| 2000 | BULLOCK, Emily Margaret | Firbank Grammar School | Brighton | Health and Human Development | 43 |
| 2001 | BULLOCK, Kane Samuel | Brighton Grammar School | Brighton | Mathematical Methods (CAS) | 42 |
| 2002 | BULLOCK, Kane Samuel | Brighton Grammar School | Brighton | Accounting | 41 |
| 2003 | BULLOCK, Kane Samuel | Brighton Grammar School | Brighton | English | 41 |
| 2004 | BULOS, Christine | John Fawkner College | Fawkner | Studio Arts | 44 |
| 2005 | BUMPSTEAD, Elise Janet | Glenvale School Vic | Epping | Business (VCE VET) | 40 |
| 2006 | BUMPSTEAD, Sarah Jean | Christian College Geelong Waurn Ponds | Waurn Ponds | Health and Human Development | 41 |