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.
| 501 | Japanese Continuers | Jang, Yuna | 5 | Hornsby Girls High School | Hornsby |
| 502 | Japanese Extension | Airey, Alysha | 1 | Northern Beaches Secondary College Manly Campus | North Curl Curl |
| 503 | Japanese Extension | Tang, Faye | 2 | North Sydney Girls High School | Crows Nest |
| 504 | Japanese Extension | Tan, Isabella Chuan Ai | 3 | North Sydney Girls High School | Crows Nest |
| 505 | Japanese Extension | Sheridan, Mia | 4 | Roseville College | Roseville |
| 506 | Japanese Extension | Wang, Weimiao | 5 | The Hills Grammar School | Kenthurst |
| 507 | Japanese in Context | Sugahara, Airi | 1 | NSW School of Languages | Petersham |
| 508 | Japanese in Context | Inafune, Mei | 2 | Secondary College of Languages Chatswood Campus | Chatswood |
| 509 | Japanese in Context | Nakamoto, Shino | 3 | Secondary College of Languages Chatswood Campus | Chatswood |
| 510 | Japanese in Context | Nakano, Noelle | 4 | Secondary College of Languages Chatswood Campus | Chatswood |
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| 511 | Japanese in Context | Horimoto, Hazuki | 5 | Secondary College of Languages Chatswood Campus | Chatswood |
| 512 | Khmer Continuers | David, Lisa | 1 | Secondary College of Languages Liverpool Girls Campus | Liverpool |
| 513 | Korean and Literature | Park, Sarah | 1 | Secondary College of Languages Strathfield Girls Campus | Strathfield |
| 514 | Korean and Literature | Moon, Seunghee | 2 | Secondary College of Languages Strathfield Girls Campus | Strathfield |
| 515 | Korean and Literature | Jun, Yebin | 3 | Secondary College of Languages Strathfield Girls Campus | Strathfield |
| 516 | Korean and Literature | Ko, Junhyuk | 4 | Homebush Boys High School | Homebush |
| 517 | Korean and Literature | Hong, Joonyoung | 5 | Secondary College of Languages Strathfield Girls Campus | Strathfield |
| 518 | Korean Beginners | Suhaili, Andrew | 1 | Baulkham Hills High School | Baulkham Hills |
| 519 | Korean Beginners | Lian, Sophie | 2 | Baulkham Hills High School | Baulkham Hills |
| 520 | Korean Beginners | Huang, Jane | 3 | NSW School of Languages | Petersham |
| 521 | Korean Beginners | Chavan, Aditi | 4 | Baulkham Hills High School | Baulkham Hills |
| 522 | Korean Beginners | So, Man Hei | 5 | NSW School of Languages | Petersham |
| 523 | Korean Continuers | Tay, Rene | 1 | Burwood Girls High School | Croydon |
| 524 | Korean Continuers | Law, Lok Wun Serenus | 2 | NSW School of Languages | Petersham |
| 525 | Korean Continuers | Chung, Elizabeth | 3 | NSW School of Languages | Petersham |
| 526 | Korean Continuers | Aparicio, Rona Angelli Maestrado | 4 | NSW School of Languages | Petersham |
| 527 | Korean Continuers | Campbell, Maire | 5 | NSW School of Languages | Petersham |
| 528 | Korean in Context | Ahn, Jeongchan | 1 | Homebush Boys High School | Homebush |
| 529 | Korean in Context | Yi, Joanne | 1 | Secondary College of Languages Chatswood Campus | Chatswood |
| 530 | Korean in Context | Park, Gayoung | 3 | Secondary College of Languages Chatswood Campus | Chatswood |
| 531 | Korean in Context | Nam, Rebekah Hayoung | 4 | Secondary College of Languages Chatswood Campus | Chatswood |
| 532 | Korean in Context | Jeong, Eugene | 5 | Secondary College of Languages Chatswood Campus | Chatswood |
| 533 | Latin Continuers | Yehuda, Shanni | 1 | Sydney Girls High School | Surry Hills |
| 534 | Latin Continuers | Yoffe, Lior | 2 | Baulkham Hills High School | Baulkham Hills |
| 535 | Latin Continuers | Fiene, Madeleine Sophia | 3 | Sydney Girls High School | Surry Hills |
| 536 | Latin Continuers | Van Es-Dickman, Liam | 4 | Sydney Grammar School | Darlinghurst |
| 537 | Latin Continuers | Kertesz, Tobias | 5 | Sydney Grammar School | Darlinghurst |
| 538 | Latin Extension | Woo, Aidan | 1 | Sydney Grammar School | Darlinghurst |
| 539 | Latin Extension | Arvanitellis, Nicholas | 2 | Sydney Boys High School | Moore Park |
| 540 | Latin Extension | Wong, Alice | 3 | SCEGGS Darlinghurst | Darlinghurst |
| 541 | Latin Extension | Hsu, Claire Yu-Chi | 4 | North Sydney Girls High School | Crows Nest |
| 542 | Latin Extension | Liu, Maggie Yifeng | 5 | North Sydney Girls High School | Crows Nest |
| 543 | Legal Studies | Niu, Jessica | 1 | Hornsby Girls High School | Hornsby |
| 544 | Legal Studies | Sebastian, Elanah Sarita | 2 | Catherine McAuley Westmead | Westmead |
| 545 | Legal Studies | Tighe, James Philip | 3 | Knox Grammar School | Wahroonga |
| 546 | Legal Studies | Foufas-Noakes, Emily Rose | 4 | Crestwood High School | Baulkham Hills |
| 547 | Legal Studies | Harkin, Rachel | 5 | Cumberland High School | Carlingford |
| 548 | Legal Studies | Mackay, Keats | 6 | Epping Boys High School | Eastwood |
| 549 | Legal Studies | Tighe, William Keith | 6 | Knox Grammar School | Wahroonga |
| 550 | Legal Studies | Tanjil Karim, Riddhi | 8 | Georges River College Oatley Senior Campus | Oatley |