This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2019, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 402 | Hill, Akaysha Jade | SA | Merit | Child Studies | |
| 403 | Hill, Thomas | SA | Merit | Specialist Mathematics | |
| 404 | Hills, Ashlee Summer | SA | Merit | Health | |
| 405 | Hinze, Emily Claire | SA | Merit | English | |
| 406 | Hissaria, Sanyukta | SA | Merit | Biology | |
| 407 | Ho, Kylie | SA | Merit | Biology | |
| 408 | Hoare, Lucy Elizabeth | SA | Merit | Creative Arts | |
| 409 | Hoffmann, Carly | SA | Merit | Physical Education | |
| 410 | Holding, Isobella Rose | SA | Merit | Workplace Practices | |
| 411 | Hollamby, Abbey | SA | Merit | English Literary Studies | |
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| 412 | Hollamby, Abbey | SA | Merit | Modern History | |
| 413 | Holmes, Madison Lily | SA | Merit | Research Project B | |
| 414 | Holzer, Tiffany | SA | Merit | Tourism | |
| 415 | Homes, Isabella | SA | Merit | English | |
| 416 | Hong, Tiffany Thanh Nhi | SA | Merit | Mathematical Methods | |
| 417 | Hong, Tiffany Thanh Nhi | SA | Merit | Physics | |
| 418 | Hope, Belle Sofia | SA | Merit | Biology | |
| 419 | Hopkins, Lindsey Maree | SA | Merit | Health | |
| 420 | Hoppe, Lauren Mia | SA | Merit | English | |
| 421 | Hoppe, Lauren Mia | SA | Merit | General Mathematics | |
| 422 | Hopton, Harry | SA | Merit | Business and Enterprise | |
| 423 | Horbelt, Samantha | SA | Merit | Chemistry | |
| 424 | Horbelt, Samantha | SA | Merit | English | |
| 425 | Horbelt, Samantha | SA | Merit | Mathematical Methods | |
| 426 | Horbelt, Samantha | SA | Merit | Psychology | |
| 427 | Horbelt, Zachary David | SA | Merit | Research Project B | |
| 428 | Horgan, Gemma Kate | SA | Merit | Business and Enterprise | |
| 429 | Hornabrook, Madison | SA | Merit | Business and Enterprise | |
| 430 | Hornabrook, Madison | SA | Merit | English Literary Studies | |
| 431 | Hornabrook, Madison | SA | Merit | General Mathematics | |
| 432 | Horsfall, Eilish Maeve | SA | Merit | Specialist Mathematics | |
| 433 | Howard, Timothy | SA | Merit | Research Project A | |
| 434 | Howell, Coby Jack | SA | Merit | Modern History | |
| 435 | Howell, Coby Jack | Pulteney Grammar School | Adelaide | Prize: Annie Montgomerie Martin Prize and Medal for Modern History | Modern History |
| 436 | Howick, Alanna | SA | Merit | Religion Studies | |
| 437 | Howlett, Kaitlyn | SA | Merit | Chemistry | |
| 438 | Howlett, Kaitlyn | SA | Merit | English | |
| 439 | Hoy, Benjamin Robert | SA | Merit | Research Project B | |
| 440 | Hristodoulopoulos, Alex | SA | Merit | Communication Products I | |
| 441 | Hsi, Amanda | SA | Merit | Biology | |
| 442 | Hui, Koni-Jane | SA | Merit | Music Performance - Solo | |
| 443 | Hunter, Phoebe Jean | SA | Merit | Mathematical Methods | |
| 444 | Hunter, William Ray | SA | Merit | Creative Arts | |
| 445 | Hunter, William Ray | SA | Merit | Research Project B | |
| 446 | Hurrell, Nikita | SA | Merit | Child Studies | |
| 447 | Hutchinson, Greta Ruby Mawby | SA | Merit | English | |
| 448 | Hwang, Jungjae | SA | Merit | Korean (Continuers) | |
| 449 | Hwang, Jungjae | SA | Merit | Research Project B | |
| 450 | Hyde, Aron Felino Capulong | SA | Merit | Material Products I | |
| 451 | Hynds, Jack Thomas | SA | Merit | Mathematical Methods | |