This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2023, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 601 | Karachur, Nidhi | SA | Merit | Research Project B | |
| 602 | Kaur, Sahibjot | SA | Merit | Research Project B | |
| 603 | Kaur, Sargunpreet | SA | Merit | Biology | |
| 604 | Kaur, Sukhmani | SA | Merit | Integrated Learning A | |
| 605 | Keegan, Tahlia | SA | Merit | Research Project B | |
| 606 | Kellermann Williams, Kasimir Llywelyn | SA | Merit | Creative Arts | |
| 607 | Kelly, Isaac | SA | Merit | Integrated Learning A | |
| 608 | Kennedy, Abby | SA | Merit | Physics | |
| 609 | Kennedy, Caitlin | SA | Merit | English | |
| 610 | Kennett, Will | SA | Merit | Chemistry | |
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| 611 | Keough, Samantha | SA | Merit | Drama | |
| 612 | Keough, Samantha | SA | Merit | Music Performance - Solo | |
| 613 | Kerrison, Lucinda | SA | Merit | Activating Identities and Futures | |
| 614 | Kesington, Angelia Aduke | SA | Merit | Activating Identities and Futures | |
| 615 | Ketses, Vasillia-Estella | SA | Merit | Psychology | |
| 616 | Khan, Rubaica | SA | Merit | Health and Wellbeing | |
| 617 | Khan, Rubaica | SA | Merit | Psychology | |
| 618 | Khan, Simeen | SA | Merit | English | |
| 619 | Khan, Simeen | SA | Merit | Research Project B | |
| 620 | Khan, Simeen | Salisbury High School | Salisbury North | Gov of SA SACE Award | |
| 621 | Kim, Eugena Eugene | SA | Merit | Biology | |
| 622 | Kim, Haeun | SA | Merit | English | |
| 623 | King, Georgia | SA | Merit | Scientific Studies | |
| 624 | King, Jessica | SA | Merit | Research Project B | |
| 625 | Kirk, Grace | SA | Merit | Research Project B | |
| 626 | Kirsch, Charlotte | SA | Merit | Health and Wellbeing | |
| 627 | Kleinig, Allegra | SA | Merit | Chemistry | |
| 628 | Kleinig, Allegra | SA | Merit | English | |
| 629 | Kleinig, Allegra | SA | Merit | Physics | |
| 630 | Kleinig, Allegra | Wilderness School | Medindie | Prize: Australian Institute of Physics Prize - Bronze Bragg Medal | Physics |
| 631 | Klose, Riley | SA | Merit | Chemistry | |
| 632 | Kneebone, Alana Adele Bamford | SA | Merit | Biology | |
| 633 | Koh, Alexander Shi-Jie | SA | Merit | Mathematical Methods | |
| 634 | Koh, Madeleine | SA | Merit | Mathematical Methods | |
| 635 | Koh, Madeleine | SA | Merit | Physics | |
| 636 | Kolencik, Isabella | SA | Merit | Outdoor Education | |
| 637 | Kollarackal, Ann Mary | SA | Merit | Activating Identities and Futures | |
| 638 | Kolomitsev, Ivy | SA | Merit | Business Innovation | |
| 639 | Kosmidis, Georgia | SA | Merit | Food and Hospitality | |
| 640 | Kozlovic, Sophie Isabelle | SA | Merit | Biology | |
| 641 | Krolikowski-Angelino, Ruby Merie | SA | Merit | Arts and the Community | |
| 642 | Kun, Panhaseth | SA | Merit | Industry and Entrepreneurial Solutions | |
| 643 | Kundu, Ritik | SA | Merit | Mathematical Methods | |
| 644 | Kundu, Ritik | SA | Merit | Research Project B | |
| 645 | Kurian, Aagie | SA | Merit | English | |
| 646 | Kusuma, Putu Imogen Putri | SA | Merit | Activating Identities and Futures | |
| 647 | Kwon, Seojin | SA | Merit | Essential Mathematics | |
| 648 | Laddipeerla, Siri | SA | Merit | Research Project B | |
| 649 | Laforgia, Tom | SA | Merit | Modern History | |
| 650 | Lally, Krysten May | SA | Merit | Biology | |