| 851 | Shah, Hriday | Melbourne High School | South Yarra | Mathematical Methods | 48 |
| 852 | Shah, Rahil Krunal | Melbourne High School | South Yarra | Mathematical Methods | 42 |
| 853 | Shah, Vraj | Melbourne High School | South Yarra | Mathematical Methods | 50 |
| 854 | Shani, Olivia | University High School | Parkville | Mathematical Methods | 42 |
| 855 | Shani, Vanessa | University High School | Parkville | Mathematical Methods | 43 |
| 856 | Shapero, Esther Mills | Richmond High School | Richmond | Mathematical Methods | 43 |
| 857 | Sharma, Saisha | Nossal High School | Berwick | Mathematical Methods | 41 |
| 858 | Shaw, Samuel Mckay | Trinity Grammar School | Kew | Mathematical Methods | 43 |
| 859 | Shemmeld, Alexander Benjamin | St Albans Secondary College | St Albans | Mathematical Methods | 40 |
| 860 | Shen, Paul Wenjin | John Monash Science School | Clayton | Mathematical Methods | 41 |
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| 861 | Shi, Hanxu | Haileybury Wuhan Foreign Language School | Wuhan, China | Mathematical Methods | 41 |
| 862 | Shi, Peter | Ashwood High School | Ashwood | Mathematical Methods | 41 |
| 863 | Shi, Zhiyuan | Melbourne Grammar School | Melbourne | Mathematical Methods | 40 |
| 864 | Shu, Yang | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Mathematical Methods | 45 |
| 865 | Si, Julia | McKinnon Secondary College | McKinnon | Mathematical Methods | 41 |
| 866 | Silva, Benjamin | Trinity Grammar School | Kew | Mathematical Methods | 46 |
| 867 | Sinclair, Joshua Bradley | Waverley Christian College Wantirna South | Wantirna South | Mathematical Methods | 41 |
| 868 | Singh Gill, Arvinder | John Monash Science School | Clayton | Mathematical Methods | 40 |
| 869 | Singh, Anhad | Suzanne Cory High School | Werribee | Mathematical Methods | 45 |
| 870 | Singh, Aviraj | Springside West Secondary College | Fraser Rise | Mathematical Methods | 40 |
| 871 | Singh, Ekam Jyot | Hume Anglican Grammar | Mickleham | Mathematical Methods | 40 |
| 872 | Singh, Karamvir | Melbourne High School | South Yarra | Mathematical Methods | 43 |
| 873 | Singh, Sabir | Camberwell Grammar School | Canterbury | Mathematical Methods | 45 |
| 874 | Singh, Sehaj | Copperfield College | Delahey | Mathematical Methods | 40 |
| 875 | Siswojo, Nathan Sisnata | Huntingtower School | Mount Waverley | Mathematical Methods | 41 |
| 876 | Sivaketheesan, Abishanth | Melbourne High School | South Yarra | Mathematical Methods | 46 |
| 877 | Sivakumar, Arya | Nossal High School | Berwick | Mathematical Methods | 41 |
| 878 | Sivapalan, Rithik | Nossal High School | Berwick | Mathematical Methods | 45 |
| 879 | Sivaprakasam, Nitish | John Monash Science School | Clayton | Mathematical Methods | 47 |
| 880 | Sivasuthan, Sharuka | Haileybury Girls College | Keysborough | Mathematical Methods | 44 |
| 881 | Skene, Harry Macgregor | Ballarat Clarendon College | Ballarat | Mathematical Methods | 41 |
| 882 | Skipworth, Chloe Anne | Oxley Christian College | Chirnside Park | Mathematical Methods | 44 |
| 883 | Slater, Benjamin James | Vermont Secondary College | Vermont | Mathematical Methods | 44 |
| 884 | Smith, Jett Farina | Haileybury College | Keysborough | Mathematical Methods | 42 |
| 885 | Smith, Owen Philip | St Leonards College | Brighton East | Mathematical Methods | 48 |
| 886 | Smith, Thomas Alan | Eltham High School | Eltham | Mathematical Methods | 41 |
| 887 | Smith, Tyson Laurence | Virtual School Victoria | Thornbury | Mathematical Methods | 41 |
| 888 | Snowball, Odin Tushar | Frankston High School | Frankston | Mathematical Methods | 40 |
| 889 | Soerianto, Hadriel Yuma | St Michaels Grammar School | St Kilda | Mathematical Methods | 44 |
| 890 | Song, Darius | Haileybury College | Keysborough | Mathematical Methods | 47 |
| 891 | Song, Mingjun | Penleigh and Essendon Grammar School | Keilor East | Mathematical Methods | 42 |
| 892 | Soni, Aarush | Suzanne Cory High School | Werribee | Mathematical Methods | 40 |
| 893 | Soo, Lauren | Camberwell Girls Grammar School | Canterbury | Mathematical Methods | 42 |
| 894 | Soon-Legaspi, Jacqueline Yiwen | Haileybury Girls College | Keysborough | Mathematical Methods | 41 |
| 895 | Sootoh, Isabel Yuetyue | Camberwell Girls Grammar School | Canterbury | Mathematical Methods | 42 |
| 896 | Souksavath, Lucas Connor | Glen Waverley Secondary College | Glen Waverley | Mathematical Methods | 50 |
| 897 | Spencer, James Henry Robert | McKinnon Secondary College | McKinnon | Mathematical Methods | 40 |
| 898 | Sriram, Akshith | University High School | Parkville | Mathematical Methods | 49 |
| 899 | Staley, Jonty David | Mildura Senior College | Mildura | Mathematical Methods | 40 |
| 900 | Staley, Sascha Noelle | Kardinia International College | Bell Post Hill | Mathematical Methods | 40 |