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.
| 487 | Harikumar Nair, Pranav | SA | Merit | Scientific Studies | |
| 488 | Harrip, Abbey | SA | Merit | Material Solutions | |
| 489 | Harrison, Mackayla | SA | Merit | Aboriginal Studies | |
| 490 | Harvey, Elsie | SA | Merit | General Mathematics | |
| 491 | Harvey, Lachlan | SA | Merit | General Mathematics | |
| 492 | Harwood, Olivia | SA | Merit | Activating Identities and Futures | |
| 493 | Harwood, Olivia | Nazareth Catholic College | Flinders Park | Gov of SA SACE Award | |
| 494 | Hassan, Suzain | SA | Merit | Activating Identities and Futures | |
| 495 | Hastwell, Arianne Mairee | SA | Merit | Essential English | |
| 496 | Hausler-Rose, Madison | SA | Merit | Activating Identities and Futures | |
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| 497 | Hay, Caitlin Isabel | SA | Merit | Psychology | |
| 498 | Hayman, Lara Stephanie | SA | Merit | Research Project B | |
| 499 | He, Houcheng | SA | Merit | Research Project B | |
| 500 | Heaselgrave, Oscar Wesley | SA | Merit | Research Project B | |
| 501 | Heath, Matt | Tatachilla Lutheran College | Mclaren Vale | Gov of SA Excellence in Modified SACE Award | |
| 502 | Heffernan Lucic, Siena Francis | SA | Merit | Legal Studies | |
| 503 | Henderson Mak, Abigail Rose | SA | Merit | General Mathematics | |
| 504 | Henke, Mikayla Casey | SA | Merit | Integrated Learning A | |
| 505 | Henthorn, Hannah Jane | SA | Merit | General Mathematics | |
| 506 | Herring, Rianna Skye | SA | Merit | Chemistry | |
| 507 | Herring, Rianna Skye | SA | Merit | Physics | |
| 508 | Hewitson, Isabelle | SA | Merit | Research Project B | |
| 509 | Heywood-Smith, Mia Joan | SA | Merit | Activating Identities and Futures | |
| 510 | Higgs, Tahnee | SA | Merit | Research Project B | |
| 511 | Hill, Lilah | SA | Merit | Health and Wellbeing | |
| 512 | Hill, Lilah | SA | Merit | Research Project B | |
| 513 | Hill, Reuben Roddis | SA | Merit | Research Project B | |
| 514 | Hill, Sienna Cate | SA | Merit | Research Project B | |
| 515 | Ho, Clayton | SA | Merit | Research Project B | |
| 516 | Ho-Mackinnon, Amelie Bella | SA | Merit | Activating Identities and Futures | |
| 517 | Hoadley, Zara Kate | SA | Merit | Activating Identities and Futures | |
| 518 | Hoadley, Zara Kate | SA | Merit | English | |
| 519 | Hoadley, Zara Kate | SA | Merit | Geography | |
| 520 | Hobbs, Nicole | SA | Merit | Mathematical Methods | |
| 521 | Hockley, Lucas | SA | Merit | Spiritualities, Religion and Meaning | |
| 522 | Hodby, Jack | SA | Merit | Business Innovation | |
| 523 | Hodges, Lucy Ella | SA | Merit | Activating Identities and Futures | |
| 524 | Hodgkiss-Roberts, Tali Mae | SA | Merit | Research Project B | |
| 525 | Hoendervanger, Airlie | SA | Merit | Dance | |
| 526 | Holland, Leilani | SA | Merit | Activating Identities and Futures | |
| 527 | Hollinshead, Grace | SA | Merit | Spiritualities, Religion and Meaning | |
| 528 | Holovati, Ana | SA | Merit | Language and Culture | |
| 529 | Hong, Dat | SA | Merit | Chemistry | |
| 530 | Honter, Sarah Amy | SA | Merit | Research Project B | |
| 531 | Hooper, Lauren | SA | Merit | Outdoor Education | |
| 532 | Hoopmann, Samuel James | SA | Merit | Research Project B | |
| 533 | Hosseini, Abbas | SA | Merit | Health and Wellbeing | |
| 534 | House, Roman | SA | Merit | Research Project B | |
| 535 | Howes, Blaise Jonathon | SA | Merit | Accounting | |
| 536 | Howgate-Ingram, Emelie | SA | Merit | Material Solutions | |