This is the NSW HSC Honour Roll, listing every award or prize won by New South Wales HSC students in 2012, along with their school and subject details.
The report includes all Distinguished Achiever awards, All Rounder awards, and Subject Top Achiever awards (with rankings). First in Course awards are shown as Subject Top Achiever awards with a ranking of '1' i.e. first place.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 24518 | Oh, Gina | James Ruse Agricultural High School | Carlingford | English Extension 1 | DA | |
| 24519 | Oh, Gina | James Ruse Agricultural High School | Carlingford | Japanese Continuers | DA | |
| 24520 | Oh, Gina | James Ruse Agricultural High School | Carlingford | Japanese Extension | DA | |
| 24521 | Oh, Gina | James Ruse Agricultural High School | Carlingford | Mathematics | DA | |
| 24522 | Oh, Gina | James Ruse Agricultural High School | Carlingford | Mathematics Extension 1 | DA | |
| 24523 | Oh, Hyunwoo (Dominic) | Turramurra High School | South Turramurra | Mathematics Extension 1 | DA | |
| 24524 | Oh, Hyunwoo (Dominic) | Turramurra High School | South Turramurra | Mathematics Extension 2 | DA | |
| 24525 | Oh, James | Cherrybrook Technology High School | Cherrybrook | Mathematics | DA | |
| 24526 | Ohlmeyer, Timothy Lincoln | Meadowbank Education Trust School | Sydney Olympic Park | General Mathematics | DA | |
| 24527 | Ohlmus, Jasmine Louise | Maclean High School | Maclean | Music 1 | DA | |
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| 24528 | Ohlsson, Sophie Annabel | Loreto Kirribilli | Kirribilli | Mathematics Extension 1 | DA | |
| 24529 | Ohlsson, Sophie Annabel | Loreto Kirribilli | Kirribilli | Mathematics Extension 2 | DA | |
| 24530 | Ohori, Mana | New England Girls School | Armidale | Mathematics Extension 1 | DA | |
| 24531 | Ohori, Mana | New England Girls School | Armidale | Mathematics Extension 2 | DA | |
| 24532 | Okamatsu, Yaka | Secondary College of Languages Chatswood Campus | Chatswood | Japanese Background Speakers | Subject rank | 1 |
| 24533 | Okamatsu, Yaka | Willoughby Girls High School | Willoughby | Japanese Background Speakers | DA | |
| 24534 | Okey, Brendan James | Port Hacking High School | Miranda | Engineering Studies | DA | |
| 24535 | Okladnikov, Marcus | Patrician Brothers College Fairfield | Fairfield | Mathematics Extension 1 | DA | |
| 24536 | Oksinski, Michael | Oakhill College | Castle Hill | Personal Development, Health and Physical Education | DA | |
| 24537 | Olan, Allan Jericho | Doonside High School | Doonside | English (Standard) | DA | |
| 24538 | Olca, Chala | Merrylands High School | Merrylands | Personal Development, Health and Physical Education | DA | |
| 24539 | Oldano, Emma | Westfields Sports High School | Fairfield West | Business Studies | DA | |
| 24540 | Oldano, Emma | Westfields Sports High School | Fairfield West | Personal Development, Health and Physical Education | DA | |
| 24541 | Oleksyn, Tayissa | Muirfield High School | North Rocks | French Beginners | DA | |
| 24542 | Oleszczak, Artur | Macquarie Fields High School | Macquarie Fields | Polish Continuers | DA | |
| 24543 | Oliveira, Sherise | Penrith High School | Penrith | Mathematics | DA | |
| 24544 | Oliver, Jacqueline Elizabeth | Galston High School | Galston | English (Advanced) | DA | |
| 24545 | Oliver, Jacqueline Elizabeth | Galston High School | Galston | English Extension 1 | DA | |
| 24546 | Oliver, Jacqueline Elizabeth | Galston High School | Galston | Modern History | DA | |
| 24547 | Oliver, Jacqueline Elizabeth | Galston High School | Galston | Visual Arts | DA | |
| 24548 | Olivo, Blake | Marist College Eastwood | Eastwood | Personal Development, Health and Physical Education | DA | |
| 24549 | Olivo, Blake | Marist College Eastwood | Eastwood | Personal Development, Health and Physical Education | Subject rank | 10 |
| 24550 | Ollmann, Kira Celine | Queenwood School for Girls | Mosman | Biology | DA | |
| 24551 | Ollmann, Kira Celine | Queenwood School for Girls | Mosman | English (Advanced) | DA | |
| 24552 | Ollmann, Kira Celine | Queenwood School for Girls | Mosman | German Continuers | DA | |
| 24553 | Ollmann, Kira Celine | Queenwood School for Girls | Mosman | Modern History | DA | |
| 24554 | Olsen, Charlotte Jade | Port Hacking High School | Miranda | Personal Development, Health and Physical Education | DA | |
| 24555 | Olsen, James William | Keira High School | Fairy Meadow | Industrial Technology | DA | |
| 24556 | Omar Mowafaq, Fatima | Sule College Prestons | Prestons | Economics | DA | |
| 24557 | Omeissah, Christopher George | St Patricks College Strathfield | Strathfield | All-rounder | ||
| 24558 | Omeissah, Christopher George | St Patricks College Strathfield | Strathfield | Business Studies | DA | |
| 24559 | Omeissah, Christopher George | St Patricks College Strathfield | Strathfield | Drama | DA | |
| 24560 | Omeissah, Christopher George | St Patricks College Strathfield | Strathfield | English (Advanced) | DA | |
| 24561 | Omeissah, Christopher George | St Patricks College Strathfield | Strathfield | General Mathematics | DA | |
| 24562 | Omeissah, Christopher George | St Patricks College Strathfield | Strathfield | Legal Studies | DA | |
| 24563 | Omeissah, Christopher George | St Patricks College Strathfield | Strathfield | Studies of Religion I | DA | |
| 24564 | Omernik, Kira Lynette | Narooma High School | Narooma | Drama | DA | |
| 24565 | Omori, Conan | Pittwater House Schools | Collaroy | Mathematics Extension 1 | DA | |
| 24566 | Omori, Conan | Pittwater House Schools | Collaroy | Mathematics Extension 2 | DA | |
| 24567 | Ong, Eloise Lai-Won | Loreto Kirribilli | Kirribilli | All-rounder | ||