This report shows the 2021 top students in each HSC subject, along with their ranking as assigned by the NSW Education Standards Authority.
Rankings are calculated from student HSC marks in the subject, or, where this results in a tie, from the average of the students' examination and assessment marks.
Students must achieve a band 6 or band E4 result in the relevant subject to appear in this list.
The number of top achievers reported varies from 5 to 20, according to the number of candidates taking each subject.
| 401 | History Extension | Czajkowski, Ariel Shing-Fung | 7 | Springwood High School | Faulconbridge |
| 402 | History Extension | Lee, Michaela | 8 | Danebank An Anglican School for Girls | Hurstville |
| 403 | History Extension | Mehta, Vernica Jain | 9 | Meriden School | Strathfield |
| 404 | History Extension | Rowe, Dylan | 9 | Girraween High School | Girraween |
| 405 | History Extension | Wienholt, Jessica | 9 | Newtown High School of Performing Arts | Newtown |
| 406 | Hospitality Examination | Lin, Sophie | 1 | Meriden School | Strathfield |
| 407 | Hospitality Examination | Zhang, Nikki | 2 | Tara Anglican School for Girls | North Parramatta |
| 408 | Hospitality Examination | Ellery, Jasmine | 3 | Davidson High School | Frenchs Forest |
| 409 | Hospitality Examination | Dettmer, Ella | 4 | Tuggerah Lakes Secondary College The Entrance Campus | Shelly Beach |
| 410 | Hospitality Examination | McRae, Jessica | 5 | Ravenswood School for Girls | Gordon |
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| 411 | Hospitality Examination | Wong, Molly | 6 | Scone Grammar School | Scone |
| 412 | Hospitality Examination | Bryant, Emily Raewa | 7 | Merewether High School | Broadmeadow |
| 413 | Hospitality Examination | Dean, Ashleigh | 7 | Lucas Heights Community School | Barden Ridge |
| 414 | Hospitality Examination | El Hitti, Isabella | 9 | St Ursulas College | Kingsgrove |
| 415 | Hospitality Examination | Roberts, Sophie | 10 | Riverside Girls High School | Gladesville |
| 416 | Hungarian Continuers | Solyom, Christina | 1 | Secondary College of Languages Bankstown Girls Campus | Bankstown |
| 417 | Hungarian Continuers | Peterffy, Tekla | 2 | Outside Tutor | N/A |
| 418 | Indonesian and Literature | Lim, Jovanka | 1 | NSW School of Languages | Petersham |
| 419 | Indonesian and Literature | Caviedi, Kelly | 2 | IPEKA Integrated Christian School | Jakarta, Indonesia |
| 420 | Indonesian Beginners | Ashford, Grace Frances | 1 | Southern Cross School of Distance Education | East Ballina |
| 421 | Indonesian Beginners | Lim, Jayden | 2 | NSW School of Languages | Petersham |
| 422 | Indonesian Continuers | Zhang, Jerry | 1 | North Sydney Boys High School | Crows Nest |
| 423 | Indonesian Continuers | Du, Xinhang | 2 | Ryde Secondary College | Ryde |
| 424 | Indonesian Continuers | Ho, Ryan Ka-Hin | 2 | NSW School of Languages | Petersham |
| 425 | Indonesian Continuers | Bamde, Emma | 4 | Ryde Secondary College | Ryde |
| 426 | Indonesian Continuers | Shenouda, Melanie | 5 | Ryde Secondary College | Ryde |
| 427 | Indonesian Extension | Zhang, Jerry | 1 | North Sydney Boys High School | Crows Nest |
| 428 | Indonesian Extension | Giannakos, Natalia | 2 | MLC School | Burwood |
| 429 | Indonesian Extension | Daniel, Kaajal Sarah | 3 | Burwood Girls High School | Croydon |
| 430 | Indonesian Extension | Brnabic, Jessica Ann | 4 | Burwood Girls High School | Croydon |
| 431 | Indonesian Extension | Soepono, Kyle | 5 | The Scots College | Bellevue Hill |
| 432 | Industrial Technology | Price, Jet Bronson | 1 | Gymea Technology High School | Gymea |
| 433 | Industrial Technology | Stenz, Piper | 1 | Arden Anglican School Epping Campus | Epping |
| 434 | Industrial Technology | Warner, Aidan | 3 | Kellyville High School | Kellyville |
| 435 | Industrial Technology | New, Tiffany | 4 | Mount St Patrick College | Murwillumbah |
| 436 | Industrial Technology | Pagden, Arne | 5 | OneSchool Global NSW Sydney | Oatlands |
| 437 | Industrial Technology | Macann, Trinity | 6 | Arden Anglican School Epping Campus | Epping |
| 438 | Industrial Technology | Ko, Emily | 7 | Inaburra School | Bangor |
| 439 | Industrial Technology | Gray, Aaron George | 8 | Killarney Heights High School | Killarney Heights |
| 440 | Industrial Technology | Saul, Milla | 8 | Emmanuel Anglican College | Ballina |
| 441 | Industrial Technology | Edwards, William Thomas | 10 | SHORE Sydney Church of England Grammar School | North Sydney |
| 442 | Industrial Technology | Johnson, Finn | 10 | Katoomba High School | Katoomba |
| 443 | Industrial Technology | Cooper, Thomas James | 12 | St Pius X College | Chatswood |
| 444 | Industrial Technology | Haswell, Eli | 12 | Sylvania High School | Sylvania |
| 445 | Industrial Technology | Jenkins, Mali | 12 | Pittwater House Schools | Collaroy |
| 446 | Industrial Technology | Lam, Benjamin | 12 | Barker College | Hornsby |
| 447 | Industrial Technology | Lawson, David | 12 | Covenant Christian School | Belrose |
| 448 | Industrial Technology | Luke, Dionne | 12 | Good Samaritan Catholic College | Hinchinbrook |
| 449 | Information and Digital Technology Examination | Pathak, Trisha Shaileshbhai | 1 | St Andrews College Senior Campus | Marayong |
| 450 | Information and Digital Technology Examination | Sheather, Kyle | 2 | Lithgow High School | Lithgow |