This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2012, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 444 | Hicks, Samuel | SA | Merit | Musicianship | |
| 445 | Hicks, Samuel | SA | Merit | Performance Special Study | |
| 446 | Hicks, Samuel Robert | SA | Prize: Don Maynard Music Prize | Music | |
| 447 | Higgins, Tashi | SA | Merit | Business and Enterprise | |
| 448 | Hilditch, Michael | SA | Merit | Specialist Mathematics | |
| 449 | Hill Smith, Georgia | SA | Merit | Business and Enterprise | |
| 450 | Hill, Christopher | SA | Merit | English Studies | |
| 451 | Hiwase, Mrunal | SA | Merit | Chemistry | |
| 452 | Hiwase, Mrunal | SA | Merit | Research Project B | |
| 453 | Hiwase, Mrunal | Glenunga International High School | Glenunga | Australian Student Prize | |
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| 454 | Hnarakis, Sarah | SA | Merit | Workplace Practices | |
| 455 | Hoang, Phi-Yen | SA | Merit | Mathematical Methods | |
| 456 | Hoepner, Cassie | SA | Merit | Research Project B | |
| 457 | Hoff, Rosalie | SA | Merit | Research Project B | |
| 458 | Hofmeyer, Kate | SA | Merit | Physical Education | |
| 459 | Hollsten, Carlton | SA | Merit | English Communications | |
| 460 | Holmes, Stephanie | SA | Merit | English Studies | |
| 461 | Hong, Wendy | SA | Merit | Chinese (Continuers) | |
| 462 | Hood, Maddison | SA | Merit | Research Project B | |
| 463 | Hopkins, Jarrad | SA | Merit | Chemistry | |
| 464 | Hopkins, Jarrad | SA | Merit | Physics | |
| 465 | Hopkins, Jarrad | SA | Merit | Research Project B | |
| 466 | Hopkins, Jarrad | Immanuel College | Novar Gardens | Australian Student Prize | |
| 467 | Horsman, Timothy | SA | Merit | Research Project B | |
| 468 | Hoskin, Christian | SA | Merit | Modern History | |
| 469 | Houben, Felicity | SA | Merit | Child Studies | |
| 470 | Howie, Michelle | SA | Merit | Mathematical Studies | |
| 471 | Howie, Michelle | SA | Merit | Research Project B | |
| 472 | Hristo, Andrew | SA | Merit | Research Project B | |
| 473 | Hromin, Katrina | SA | Merit | Food and Hospitality | |
| 474 | Huang, Yi-Tung (Rebecca) | SA | Merit | Mathematical Studies | |
| 475 | Hughes, Jeremy | SA | Merit | Mathematical Studies | |
| 476 | Huilgol, Kalyani | SA | Merit | Research Project B | |
| 477 | Hull, Maria | SA | Merit | Research Project B | |
| 478 | Humphrys, Rebecca | SA | Merit | Research Project B | |
| 479 | Hunt, Madeleine | SA | Merit | Music Individual Study | |
| 480 | Huynh, Lian Qing | Wilderness School | Medindie | Australian Student Prize | |
| 481 | Huynh, Lian Qing | Wilderness School | Medindie | Gov of SA SACE Award | |
| 482 | Huynh, Lian Qing | Wilderness School | Medindie | Merit | Chemistry |
| 483 | Huynh, Lian Qing | Wilderness School | Medindie | Merit | Mathematical Studies |
| 484 | Huynh, Lian Qing | Wilderness School | Medindie | Merit | Physics |
| 485 | Huynh, Lian Qing | Wilderness School | Medindie | Merit | Research Project B |
| 486 | Huynh, Lian Qing | Wilderness School | Medindie | Merit | Specialist Mathematics |
| 487 | Hyde, Rebecca | SA | Merit | Workplace Practices | |
| 488 | Iannella, Monique | SA | Merit | Research Project B | |
| 489 | Idris, Sarrah | SA | Merit | English Communications | |
| 490 | Idris, Sarrah | SA | Merit | Research Project B | |
| 491 | Immelman, Leone | SA | Merit | Research Project B | |
| 492 | Inat, Stephanie | SA | Merit | Vocational Studies B | |
| 493 | Inglis, Eliza | SA | Merit | Mathematical Applications | |