| 1912 | Burston, Zack Matthew | Bacchus Marsh Grammar | Bacchus Marsh | Further Mathematics | 46 |
| 1913 | Bursztyn, Ellie Jade | Bialik College | Hawthorn | English | 43 |
| 1914 | Burton, Louisa Charlotte | Woodleigh School | Langwarrin South | Drama | 40 |
| 1915 | Bush, Raphael Lev | The King David School | Armadale | English | 46 |
| 1916 | Bush, Raphael Lev | The King David School | Armadale | Chemistry | 40 |
| 1917 | Bush, Raphael Lev | The King David School | Armadale | History: Revolutions | 40 |
| 1918 | Bush, Toby Mcdonald | Overnewton Anglican College | Keilor | Further Mathematics | 43 |
| 1919 | Bush, Toby Mcdonald | Overnewton Anglican College | Keilor | Business Management | 40 |
| 1920 | Bushell, James Orlando | Christian College Geelong Waurn Ponds | Waurn Ponds | Chemistry | 43 |
| 1921 | Bushell, James Orlando | Christian College Geelong Waurn Ponds | Waurn Ponds | English Language | 43 |
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| 1922 | Buskens, Jack | Bacchus Marsh Grammar | Bacchus Marsh | Biology | 50 |
| 1923 | Busuttil, Sophie Emma | Damascus College | Mount Clear | Psychology | 41 |
| 1924 | But, Alyssa | St Monicas College | Epping | Psychology | 40 |
| 1925 | Butcher, Mason James | Yarra Valley Grammar School | Ringwood | Business Management | 40 |
| 1926 | Butcher, Mason James | Yarra Valley Grammar School | Ringwood | Legal Studies | 40 |
| 1927 | Butel, Jason Nhat Thai | Parkdale Secondary College | Mordialloc | Mathematical Methods | 46 |
| 1928 | Butel, Jason Nhat Thai | Parkdale Secondary College | Mordialloc | Software Development | 41 |
| 1929 | Butel, Samantha Thao Nhi | Parkdale Secondary College | Mordialloc | Physics | 48 |
| 1930 | Butel, Samantha Thao Nhi | Parkdale Secondary College | Mordialloc | Chemistry | 41 |
| 1931 | Butel, Samantha Thao Nhi | Parkdale Secondary College | Mordialloc | Specialist Mathematics | 40 |
| 1932 | Butera, Erica | Our Lady of Mercy College | Heidelberg | Food Studies | 40 |
| 1933 | Buthgamuwa, Oneli | Sacred Heart Girls College | Hughesdale | Business Management | 44 |
| 1934 | Buthgamuwa, Oneli | Sacred Heart Girls College | Hughesdale | Data Analytics | 40 |
| 1935 | Butler, Alanna Lillian | Luther College | Croydon Hills | Further Mathematics | 44 |
| 1936 | Butler, Eleanor | Frankston High School | Frankston | Physical Education | 42 |
| 1937 | Butler, Eleanor | Frankston High School | Frankston | Health and Human Development | 40 |
| 1938 | Butler, Emilia Rose | Ruyton Girls School | Kew | Psychology | 45 |
| 1939 | Butler, Hayley Michelle | Ringwood Secondary College | Ringwood | Food Studies | 46 |
| 1940 | Butler, Madeleine Ann | Ivanhoe Girls Grammar School | Ivanhoe | English | 41 |
| 1941 | Buttaci, Alexia | Virtual School Victoria | Thornbury | Legal Studies | 44 |
| 1942 | Buttigieg, Lauren | Ave Maria College | Aberfeldie | Visual Communication Design | 42 |
| 1943 | Buttigieg, Makayla | Overnewton Anglican College | Keilor | Religion and Society | 44 |
| 1944 | Buxton, Alexander Daniel | Melbourne Grammar School | Melbourne | Further Mathematics | 47 |
| 1945 | Buxton, Alexander Daniel | Melbourne Grammar School | Melbourne | English | 44 |
| 1946 | Buxton, Alexander Daniel | Melbourne Grammar School | Melbourne | Business Management | 43 |
| 1947 | Buxton, Alexander Daniel | Melbourne Grammar School | Melbourne | Physical Education | 40 |
| 1948 | Buzevski, Stefan | Marymede Catholic College | South Morang | Further Mathematics | 49 |
| 1949 | Buzgau, Jade Christine | Waverley Christian College Narre Warren South | Narre Warren South | Psychology | 42 |
| 1950 | Buzza, Amber | Avila College | Mount Waverley | Health and Human Development | 41 |
| 1951 | Byrne, Brigid | Santa Maria College | Northcote | Studio Arts | 44 |
| 1952 | Byrne, Brigid | Santa Maria College | Northcote | Health and Human Development | 41 |
| 1953 | Byrne, Kala Marie | Northcote High School | Northcote | Outdoor and Environmental Studies | 45 |
| 1954 | Byrne, Laura May | Toorak College | Mount Eliza | Legal Studies | 40 |
| 1955 | Byrne, Max William | Koonung Secondary College | Mont Albert North | English | 42 |
| 1956 | Byrne, Mia Kelsey | Parkdale Secondary College | Mordialloc | Media | 41 |
| 1957 | Byrne, Tess Olivia | Goulburn Valley Grammar School | Shepparton | Health and Human Development | 42 |
| 1958 | Byrne, Tess Olivia | Goulburn Valley Grammar School | Shepparton | Geography | 40 |
| 1959 | Byrnes, Amber Lilly | Cornish College | Bangholme | Sociology | 41 |
| 1960 | Byron, Angus William | Warracknabeal Secondary College | Warracknabeal | Further Mathematics | 42 |
| 1961 | Bytheway, Charlotte Heather | Sacre Coeur | Glen Iris | Physical Education | 43 |