This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2003, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 528 | Henry, Catherine Miranda Adair | Seymour College | Glen Osmond | Australian Student Prize | |
| 529 | Hentschke, Stuart William | SA | Merit | Physical Education | |
| 530 | Heritage, Helen | SA | Merit | Art Practical | |
| 531 | Heritage, Helen | SA | Merit | Craft Practical | |
| 532 | Hermanto, Natasya Pratiwi | SA | Merit | Indonesian (Continuers) | |
| 533 | Herriman, Justin John | SA | Merit | Mathematical Studies | |
| 534 | Herriman, Justin John | SA | Merit | Physics | |
| 535 | Herriman, Justin John | SA | Merit | Specialist Mathematics | |
| 536 | Hesketh, Clare Anita | SA | Merit | Food and Hospitality | |
| 537 | Hess, Nadia Ruth | SA | Merit | Legal Studies | |
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| 538 | Hetzel-Bone, Jack Maxwell | SA | Merit | Legal Studies | |
| 539 | Hewitson, Samuel George | SA | Merit | English Communications | |
| 540 | Hibble, Jenna Lee | SA | Merit | Physical Education | |
| 541 | Hicks, Jasmin Louise | SA | Merit | Accounting Studies | |
| 542 | Hicks, Jasmin Louise | SA | Merit | Visual Arts Studies | |
| 543 | Hill, Sarah Jane | SA | Merit | Biology | |
| 544 | Hill, Sarah Jane | SA | Merit | Chemistry | |
| 545 | Hill, Sarah Jane | SA | Merit | Physics | |
| 546 | Hitch, Matthew John | SA | Merit | Chemistry | |
| 547 | Hitch, Matthew John | SA | Merit | Physics | |
| 548 | Hitch, Matthew John | SA | Merit | Specialist Mathematics | |
| 549 | Hoare, Amanda Clare | SA | Merit | Food and Hospitality | |
| 550 | Hoare, Rachel Jane | SA | Merit | Food and Hospitality | |
| 551 | Hodgskin, Sandrah | SA | Merit | Design, Construction and the Community | |
| 552 | Hoey, Anne Louise | SA | Merit | Biology | |
| 553 | Hoile, Annabel Prudence | SA | Merit | Biology | |
| 554 | Hoile, Annabel Prudence | SA | Merit | Economics | |
| 555 | Holc, Nicole | SA | Merit | Mathematical Applications | |
| 556 | Holmes, Madeline Kate | SA | Merit | English Communications | |
| 557 | Holthouse, Sasha Kate | SA | Merit | Outdoor Education | |
| 558 | Hong, Aileen | SA | Merit | Chemistry | |
| 559 | Hong, Aileen | SA | Merit | Mathematical Studies | |
| 560 | Hong, Aileen | SA | Merit | Specialist Mathematics | |
| 561 | Hood, Lucy Penelope | SA | Merit | Drama Studies | |
| 562 | Hood, Lucy Penelope | SA | Merit | Modern History | |
| 563 | Hooley, Tracy | SA | Merit | Design, Construction and the Community | |
| 564 | Hooper, Kathryn Tynan | SA | Merit | Biology | |
| 565 | Hopkins, Louise | SA | Merit | Biology | |
| 566 | Horne, Aimee Rene | SA | Merit | Ensemble Performance | |
| 567 | Hoschler, Tocessa | SA | Merit | German (Continuers) | |
| 568 | Hosken, Andrea | SA | Merit | Small Business Enterprise | |
| 569 | Howie, Sean James | SA | Merit | Economics | |
| 570 | Hu, Junlan | SA | Merit | Accounting Studies | |
| 571 | Hu, Junlan | SA | Merit | Chinese (Background Speakers) | |
| 572 | Hu, Junlan | SA | Merit | Specialist Mathematics | |
| 573 | Huang, Feng | SA | Merit | Mathematical Studies | |
| 574 | Hubber, Kimberley Hye-Ran Therese | SA | Merit | Information Technology | |
| 575 | Humphray, Stefanie Vonne | SA | Merit | Accounting Studies | |
| 576 | Humphray, Stefanie Vonne | SA | Merit | Biology | |
| 577 | Hussey, Elspeth Catherine | SA | Merit | Tourism | |