This report shows the 2023 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.
| 451 | Industrial Technology | March, Baxter | 10 | Woolgoolga High School | Woolgoolga |
| 452 | Information and Digital Technology Examination | Schon, Adam | 1 | All Saints Catholic College Casula Campus | Casula |
| 453 | Information and Digital Technology Examination | Van Delft Twyford, Harrison Nicholas | 2 | TAFE NSW Virtual VET | Ultimo |
| 454 | Information and Digital Technology Examination | Macher, Lachlan Joseph | 3 | Southern Cross Catholic College | Burwood |
| 455 | Information and Digital Technology Examination | Lee, Harrison Kim | 4 | Marist College Kogarah | Bexley |
| 456 | Information and Digital Technology Examination | Luu, Christopher | 4 | Georges River College Oatley Senior Campus | Oatley |
| 457 | Information and Digital Technology Examination | Pandya, Keya Aniruddh | 4 | St Andrews College Senior Campus | Marayong |
| 458 | Information Processes and Technology | Shivnani, Tanisha | 1 | Cheltenham Girls High School | Beecroft |
| 459 | Information Processes and Technology | Zhou, Timothy | 1 | William Clarke College | Kellyville |
| 460 | Information Processes and Technology | Arukattu Patabendige, Sanindu | 3 | North Sydney Boys High School | Crows Nest |
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| 461 | Information Processes and Technology | Iwano, Rion | 4 | Sydney Girls High School | Surry Hills |
| 462 | Information Processes and Technology | Zhu, Joshua | 5 | North Sydney Boys High School | Crows Nest |
| 463 | Information Processes and Technology | Campbell, Charlie | 6 | Northern Beaches Christian School | Terrey Hills |
| 464 | Information Processes and Technology | Agha, Kareem | 7 | Holroyd High School | Greystanes |
| 465 | Information Processes and Technology | Lun, Joanna | 8 | Cheltenham Girls High School | Beecroft |
| 466 | Information Processes and Technology | Huang, Ethan | 9 | North Sydney Boys High School | Crows Nest |
| 467 | Information Processes and Technology | Ahmad, Syed Muzammil | 10 | Baulkham Hills High School | Baulkham Hills |
| 468 | Investigating Science | Thompson, Zac | 1 | Smiths Hill High School | Wollongong |
| 469 | Investigating Science | Heslop, Ethan | 2 | St Ives High School | St Ives |
| 470 | Investigating Science | Jung, Yoonji | 3 | The Ponds High School | The Ponds |
| 471 | Investigating Science | Hirani, Alvera | 4 | The Ponds High School | The Ponds |
| 472 | Investigating Science | Robertson, Lucy | 5 | Pymble Ladies College | Pymble |
| 473 | Investigating Science | Moran, Clio | 6 | Pymble Ladies College | Pymble |
| 474 | Investigating Science | Ryan, Leila | 7 | Calrossy Anglican School | Tamworth |
| 475 | Investigating Science | Cosentino, Mia | 8 | Calrossy Anglican School | Tamworth |
| 476 | Investigating Science | Messenger, Stella Jill | 8 | St Ives High School | St Ives |
| 477 | Investigating Science | Madhu, Aiswarya | 10 | The Ponds High School | The Ponds |
| 478 | Italian Beginners | Martin, Max | 1 | St Augustines College | Brookvale |
| 479 | Italian Beginners | Fanning, Romey | 2 | NSW School of Languages | Petersham |
| 480 | Italian Beginners | Giglioli, Chiara | 2 | Cerdon College | Merrylands |
| 481 | Italian Beginners | Culver, Miki | 4 | Pymble Ladies College | Pymble |
| 482 | Italian Beginners | Morvillo, Sienna | 5 | Cerdon College | Merrylands |
| 483 | Italian Continuers | Badawi, Diya | 1 | Cerdon College | Merrylands |
| 484 | Italian Continuers | Jahani, Ethan | 2 | Sydney Grammar School | Darlinghurst |
| 485 | Italian Continuers | Rivera, Matthew | 3 | Sydney Grammar School | Darlinghurst |
| 486 | Italian Continuers | Cappe, Hannah | 4 | Trinity Catholic College Lismore | East Lismore |
| 487 | Italian Continuers | Agius, Siena Mia | 5 | Cerdon College | Merrylands |
| 488 | Italian Extension | Jahani, Ethan | 1 | Sydney Grammar School | Darlinghurst |
| 489 | Italian Extension | Addabbo, Cecelia | 2 | Santa Sabina College | Strathfield |
| 490 | Italian Extension | Marchi, Chiara | 3 | International Grammar School | Ultimo |
| 491 | Italian Extension | Rivera, Matthew | 4 | Sydney Grammar School | Darlinghurst |
| 492 | Italian Extension | Cappe, Hannah | 5 | Trinity Catholic College Lismore | East Lismore |
| 493 | Japanese Beginners | Teng, Tsz Hei | 1 | Cherrybrook Technology High School | Cherrybrook |
| 494 | Japanese Beginners | Simpson, Thomas Oliver | 2 | Knox Grammar School | Wahroonga |
| 495 | Japanese Beginners | Irawan, Adelene | 3 | Castle Hill High School | Castle Hill |
| 496 | Japanese Beginners | So, Satohiro | 4 | Sydney Grammar School | Darlinghurst |
| 497 | Japanese Beginners | Lee, Johie | 5 | Cherrybrook Technology High School | Cherrybrook |
| 498 | Japanese Continuers | Yang, Christina | 1 | Baulkham Hills High School | Baulkham Hills |
| 499 | Japanese Continuers | Peter, Grace | 2 | Smiths Hill High School | Wollongong |
| 500 | Japanese Continuers | Charoensri, Grace | 3 | Baulkham Hills High School | Baulkham Hills |