This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2009, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 502 | Lai, Pik Kaye | SA | Merit | Accounting Studies | |
| 503 | Lai, Pik Kaye | SA | Merit | Chemistry | |
| 504 | Lai, Pik Kaye | SA | Merit | English as Second Language Studies | |
| 505 | Lam, Felicity Quynh Nhu | SA | Merit | Modern History | |
| 506 | Lam, Felicity Quynh Nhu | SA | Merit | Physics | |
| 507 | Lam, Nathan Hui-Yi | SA | Merit | English Studies | |
| 508 | Lam, Nathan Hui-Yi | SA | Merit | German (continuers) | |
| 509 | Lam, Nathan Hui-Yi | SA | Merit | Modern History | |
| 510 | Lam, Nathan Hui-Yi | SA | Prize: Schiller Prize | German | |
| 511 | Lane, Emma Michele | SA | Merit | Physics | |
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| 512 | Langhans, Sally Andrea | SA | Merit | Physics | |
| 513 | Latt, Pinky | SA | Merit | English Studies | |
| 514 | Lau, James Cheuk-Heng | SA | Merit | Chemistry | |
| 515 | Lau, James Cheuk-Heng | SA | Merit | Physics | |
| 516 | Lawrance, Rachael | SA | Merit | Mathematical Studies | |
| 517 | Lawson, Alana Marie | SA | Merit | Business Documents | |
| 518 | Le, Cat Bao Nghi | SA | Merit | English as a Second Language | |
| 519 | Le, Diem | SA | Merit | English Communications | |
| 520 | Le, Jennie Uyen Huong | SA | Merit | Biology | |
| 521 | Le, Jennie Uyen Huong | SA | Merit | English Studies | |
| 522 | Le, Thuy Quynh Tram | SA | Merit | Vietnamese (background speakers) | |
| 523 | Le, Vincent Martin | SA | Merit | Drama Studies | |
| 524 | Leathley, Michelle Georgia | SA | Merit | Design, Construction, and the Community | |
| 525 | Lee, Wen Siew | SA | Merit | Biology | |
| 526 | Lee, Yong Hyun (Chris) | SA | Merit | Mathematical Studies | |
| 527 | Lees, Julia | SA | Merit | Biology | |
| 528 | Lemieux, Danielle Rhianna | SA | Prize: Campbell Award for Students Attending Government Schools | ||
| 529 | Lemieux, Danielle Rhianna | SA | Prize: Hardwicke College Prize | Biology | |
| 530 | LeMieux, Danielle Rhianna | Blackwood High School | Eden Hills | Australian Student Prize | |
| 531 | Lemieux, Danielle Rhianna | Blackwood High School | Eden Hills | Merit | Biology |
| 532 | Lemieux, Danielle Rhianna | Blackwood High School | Eden Hills | Merit | Early Childhood Studies |
| 533 | Lemieux, Danielle Rhianna | Blackwood High School | Eden Hills | Merit | English Studies |
| 534 | Lemieux, Danielle Rhianna | Blackwood High School | Eden Hills | Merit | Mathematical Studies |
| 535 | Lemieux, Danielle Rhianna | Blackwood High School | Eden Hills | Merit | Psychology |
| 536 | Leonida, Sasha | SA | Merit | Tourism | |
| 537 | Lesiuk, Caitlyn Anne | SA | Merit | Drama Studies | |
| 538 | Li, Chaonan | SA | Merit | Mathematical Studies | |
| 539 | Li, Joule Juan | SA | Merit | Chemistry | |
| 540 | Li, Joule Juan | SA | Merit | Mathematical Studies | |
| 541 | Li, Joule Juan | SA | Merit | Physics | |
| 542 | Li, Joule Juan | SA | Merit | Specialist Mathematics | |
| 543 | Li, Joule Juan | St Peters College | St Peters | Australian Student Prize | |
| 544 | Li, Ningxi | SA | Merit | Biology | |
| 545 | Li, Ningxi | SA | Merit | English Studies | |
| 546 | Li, Weijing (Angela) | SA | Merit | Physics | |
| 547 | Li, Xi | SA | Prize: Campbell Award for Students Attending Government Schools | ||
| 548 | Li, Xi | Norwood Morialta High School | Magill | Australian Student Prize | |
| 549 | Li, Xi | Norwood Morialta High School | Magill | Merit | Chemistry |
| 550 | Li, Xi | Norwood Morialta High School | Magill | Merit | Legal Studies |
| 551 | Li, Xi | Norwood Morialta High School | Magill | Merit | Mathematical Studies |