| 51 | BERZINS, Amber Rose | Star of the Sea College | Brighton | Mathematical Methods | 41 |
| 52 | BEST, Ella | Melbourne Girls Grammar | South Yarra | Mathematical Methods | 41 |
| 53 | BEST, Lucy Mia Trinker | Melbourne Girls Grammar | South Yarra | Mathematical Methods | 47 |
| 54 | BHAT, Aditya Ryan | Goulburn Valley Grammar School | Shepparton | Mathematical Methods | 49 |
| 55 | BIAN, Yige | Firbank Grammar School Nanjing Jinling High School | Nanjing, China | Mathematical Methods | 41 |
| 56 | BIASOTTO, Lisa Nicole | Genazzano F.C.J. College | Kew | Mathematical Methods | 41 |
| 57 | BILY, Matthew Che | St Josephs College Geelong | Newtown | Mathematical Methods | 41 |
| 58 | BIN SHAH IDIL, Eusuf | Sirius College Meadow Fair Campus | Broadmeadows | Mathematical Methods | 50 |
| 59 | BLACK, Thomas Michael | Marcellin College | Bulleen | Mathematical Methods | 42 |
| 60 | BLACKMAN, Lauren Claire | Methodist Ladies College | Kew | Mathematical Methods | 40 |
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| 61 | BLANCH, Oliver John | Northcote High School | Northcote | Mathematical Methods | 42 |
| 62 | BLASIC, Darcy | Strathmore Secondary College | Strathmore | Mathematical Methods | 40 |
| 63 | BLISS, Benjamin | University High School | Parkville | Mathematical Methods | 40 |
| 64 | BOGDAN, Hugo Morgan | Melbourne Grammar School | Melbourne | Mathematical Methods | 41 |
| 65 | BONATO, Liam Patrick | De La Salle College | Malvern | Mathematical Methods | 40 |
| 66 | BOTROS, Mary | Maranatha Christian School | Endeavour Hills | Mathematical Methods | 41 |
| 67 | BOWDEN, Luke Dominic | Penleigh and Essendon Grammar School | Keilor East | Mathematical Methods | 43 |
| 68 | BOYD, Jack | Xavier College | Kew | Mathematical Methods | 42 |
| 69 | BRACKENRIDGE, David John | Dromana Secondary College | Dromana | Mathematical Methods | 41 |
| 70 | BREUKEL, Sean | Melbourne High School | South Yarra | Mathematical Methods | 45 |
| 71 | BRITBART ELLAZAM, Ben | Melbourne High School | South Yarra | Mathematical Methods | 41 |
| 72 | BROWN, Joshua Morris | Haileybury College | Keysborough | Mathematical Methods | 44 |
| 73 | BROWN, Timothy Frank Kingsley | Melbourne Grammar School | Melbourne | Mathematical Methods | 40 |
| 74 | BROWNE, Nicholas Patrick | Camberwell Grammar School | Canterbury | Mathematical Methods | 42 |
| 75 | BROWNE, Xavier Lachlan | Kyabram Secondary College | Kyabram | Mathematical Methods | 40 |
| 76 | BUCKERIDGE, Sophie Grace | Star of the Sea College | Brighton | Mathematical Methods | 46 |
| 77 | BUFARDECI, Thomas Lee | St Kevins College | Toorak | Mathematical Methods | 40 |
| 78 | BURKE, Martin William | Penleigh and Essendon Grammar School | Keilor East | Mathematical Methods | 45 |
| 79 | BURNETT, Thomas Graeme | Ballarat Grammar School | Wendouree | Mathematical Methods | 45 |
| 80 | BURNS, Tegan | Loreto Mandeville Hall | Toorak | Mathematical Methods | 44 |
| 81 | BUTLER, Timothy Francis | Northcote High School | Northcote | Mathematical Methods | 42 |
| 82 | CAI, Rui | Shelford Girls Grammar | Caulfield | Mathematical Methods | 41 |
| 83 | CAI, Yushan | Firbank Grammar School Lianyungang Foreign Language School | Lianyungang, China | Mathematical Methods | 41 |
| 84 | CAMILLERI, Brandon Charles Karon | Caroline Chisholm Catholic College | Braybrook | Mathematical Methods | 40 |
| 85 | CAMPBELL, Patrick James O'Donnell | Xavier College | Kew | Mathematical Methods | 44 |
| 86 | CANN, Isaac James | Beaconhills College Pakenham | Pakenham | Mathematical Methods | 41 |
| 87 | CANNON, Dayna Joan | Melbourne Girls College | Richmond | Mathematical Methods | 42 |
| 88 | CAO, Lucy-Hai | Haileybury Girls College | Keysborough | Mathematical Methods | 42 |
| 89 | CAO, Qianru | Melbourne Girls College | Richmond | Mathematical Methods | 44 |
| 90 | CAO, Yuhao | North Geelong Secondary College | Geelong North | Mathematical Methods | 42 |
| 91 | CAO, Yuyang Yuliya | Oxley Christian College | Chirnside Park | Mathematical Methods | 42 |
| 92 | CAO, Zhenyan | Firbank Grammar School Jiangyan No 2 High School | Taizhou, China | Mathematical Methods | 47 |
| 93 | CAPES, David Marlo | Collingwood College | Collingwood | Mathematical Methods | 42 |
| 94 | CASEY, Lachlan Patrick | Penleigh and Essendon Grammar School | Keilor East | Mathematical Methods | 49 |
| 95 | CATALLO, Adrian Josh | University High School | Parkville | Mathematical Methods | 41 |
| 96 | CATALLO, Jerome | Hume Central Secondary College Town Park | Broadmeadows | Mathematical Methods | 41 |
| 97 | CATSAMAS, Stephen Eustathios | Marcellin College | Bulleen | Mathematical Methods | 46 |
| 98 | CHAN, Cayley | Westbourne Grammar School | Truganina | Mathematical Methods | 41 |
| 99 | CHAN, Christopher | Scotch College | Hawthorn | Mathematical Methods | 41 |
| 100 | CHAN, Jonathan James | Scotch College | Hawthorn | Mathematical Methods | 41 |