| 401 | Huang, Xinle | Wheelers Hill Secondary College | Wheelers Hill | Mathematical Methods | 45 |
| 402 | Huang, Zachary | Huntingtower School | Mount Waverley | Mathematical Methods | 42 |
| 403 | Hue, Howard | Maranatha Christian School | Endeavour Hills | Mathematical Methods | 42 |
| 404 | Hunter, Molly Ann | Ballarat Clarendon College | Ballarat | Mathematical Methods | 40 |
| 405 | Hur, Giwoon | East Doncaster Secondary College | Doncaster East | Mathematical Methods | 41 |
| 406 | Hussain, Aqeel Ali | Reservoir High School | Reservoir | Mathematical Methods | 46 |
| 407 | Hutchins, Alexander Hamish | The Geelong College | Newtown | Mathematical Methods | 40 |
| 408 | Huynh, Benjamin | Mazenod College | Mulgrave | Mathematical Methods | 41 |
| 409 | Huynh, Bianca Lily | Ruyton Girls School | Kew | Mathematical Methods | 46 |
| 410 | Huynh, Henry | Nossal High School | Berwick | Mathematical Methods | 42 |
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| 411 | Huynh, Valencia Bao Chau | MacRobertson Girls High School | Melbourne | Mathematical Methods | 44 |
| 412 | Indukuri, Arvind Raju | John Monash Science School | Clayton | Mathematical Methods | 43 |
| 413 | Ingle, Hattie Abigail | Clonard College | Herne Hill | Mathematical Methods | 45 |
| 414 | Iruvanti, Siddhanth | Highvale Secondary College | Glen Waverley | Mathematical Methods | 43 |
| 415 | Isaac, Youhanna Jacob | Auburn High School | Hawthorn East | Mathematical Methods | 42 |
| 416 | Issa, Samantha Elizabeth | Blackburn High School | Blackburn | Mathematical Methods | 43 |
| 417 | Jablonsky, Alexander | Catholic Regional College Sydenham | Sydenham | Mathematical Methods | 41 |
| 418 | Jacobs, Louis | Albert Park College | Albert Park | Mathematical Methods | 40 |
| 419 | Jacobs, Madison Ruby | The King David School | Armadale | Mathematical Methods | 40 |
| 420 | Jadhav, Anish | Viewbank College | Viewbank | Mathematical Methods | 40 |
| 421 | Jain, Arjun | Haileybury College | Keysborough | Mathematical Methods | 40 |
| 422 | Jain, Naman | Glen Waverley Secondary College | Glen Waverley | Mathematical Methods | 41 |
| 423 | Jairaj, Shiyar Lee | Highvale Secondary College | Glen Waverley | Mathematical Methods | 43 |
| 424 | Jang, Clara Yu Jeong | John Monash Science School | Clayton | Mathematical Methods | 41 |
| 425 | Jathar, Ved Mangesh | Melbourne High School | South Yarra | Mathematical Methods | 45 |
| 426 | Jayakumar, Trinethra | Glen Waverley Secondary College | Glen Waverley | Mathematical Methods | 45 |
| 427 | Jayasooriya, Thisen Kethmika | Ballarat Clarendon College | Ballarat | Mathematical Methods | 44 |
| 428 | Jennings, Agnes Catherine | Lauriston Girls School | Armadale | Mathematical Methods | 40 |
| 429 | Jian, Zihan | John Monash Science School | Clayton | Mathematical Methods | 40 |
| 430 | Jiang, Houbingjing | Firbank Grammar School Jiangyan No 2 High School | Taizhou, China | Mathematical Methods | 42 |
| 431 | Jiang, Nan | Haileybury Chengdu Shude High School | Chengdu, China | Mathematical Methods | 40 |
| 432 | Jiang, Shuying | Melbourne Girls Grammar | South Yarra | Mathematical Methods | 50 |
| 433 | Jiang, Yijun | Melbourne Grammar School | Melbourne | Mathematical Methods | 41 |
| 434 | Jiao, Tianzuo | Haileybury College | Keysborough | Mathematical Methods | 41 |
| 435 | Jibu, Allen | Nossal High School | Berwick | Mathematical Methods | 40 |
| 436 | Jijose, Ria | Aquinas College | Ringwood | Mathematical Methods | 41 |
| 437 | Jin, Shuimeng | Waverley Christian College Wantirna South | Wantirna South | Mathematical Methods | 40 |
| 438 | Jogalekar, Chaitanya Vishvesh | MacKillop Catholic Regional College | Werribee | Mathematical Methods | 42 |
| 439 | Johnston, Asher Brian | John Paul College | Frankston | Mathematical Methods | 41 |
| 440 | Johnstone, Lachlan Jack | Kardinia International College | Bell Post Hill | Mathematical Methods | 44 |
| 441 | Jones, Olivia Kate | Loreto College | Ballarat | Mathematical Methods | 40 |
| 442 | Jonnalagadda, Sai Prithvi | Nossal High School | Berwick | Mathematical Methods | 44 |
| 443 | Jonnalagadda, Srikar | Suzanne Cory High School | Werribee | Mathematical Methods | 44 |
| 444 | Jordan, Jasmine Ann | Ballarat Clarendon College | Ballarat | Mathematical Methods | 41 |
| 445 | Joseland, Rhys Holland | Westbourne Grammar School | Truganina | Mathematical Methods | 43 |
| 446 | Jung, Gloria Dahye | Highvale Secondary College | Glen Waverley | Mathematical Methods | 40 |
| 447 | Kajendra, Brammashan | Melbourne High School | South Yarra | Mathematical Methods | 42 |
| 448 | Kalaichelvam, Vikas | Haileybury College | Keysborough | Mathematical Methods | 44 |
| 449 | Kalaiselvan, Karthik | Nossal High School | Berwick | Mathematical Methods | 44 |
| 450 | Kam, Baxter Anthony | Melbourne Grammar School | Melbourne | Mathematical Methods | 40 |