This is the NSW HSC Honour Roll, listing every award or prize won by New South Wales HSC students in 2011, 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.
| 25602 | O'Sullivan, Zoe Margarete | New England Girls School | Armidale | English Extension 1 | DA | |
| 25603 | O'Toole, Laura Anne | Queenwood School for Girls | Mosman | Visual Arts | DA | |
| 25604 | Oakes, Christopher John Fisher | SHORE Sydney Church of England Grammar School | North Sydney | Business Studies | DA | |
| 25605 | Oakes, Christopher John Fisher | SHORE Sydney Church of England Grammar School | North Sydney | Economics | DA | |
| 25606 | Oakes, Christopher John Fisher | SHORE Sydney Church of England Grammar School | North Sydney | General Mathematics | DA | |
| 25607 | Oakes, Christopher John Fisher | SHORE Sydney Church of England Grammar School | North Sydney | Geography | DA | |
| 25608 | Oakham, Shontai Olivia | Camden Haven High School | Laurieton | Hospitality Examination | DA | |
| 25609 | Oakley, Cameron | St Stanislaus College | Bathurst | Information Processes and Technology | DA | |
| 25610 | Oakley, Phoebe | Roseville College | Roseville | Drama | DA | |
| 25611 | Oakshott, Hannah | Presbyterian Ladies College Sydney | Croydon | Ancient History | DA | |
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| 25612 | Oakshott, Hannah | Presbyterian Ladies College Sydney | Croydon | English Extension 1 | DA | |
| 25613 | Oates, Nathan | Figtree High School | Figtree | Industrial Technology | DA | |
| 25614 | Oates, Nicole Evangeline | Killara High School | Killara | English (Advanced) | DA | |
| 25615 | Oates, Nicole Evangeline | Killara High School | Killara | Legal Studies | DA | |
| 25616 | Oates, Nicole Evangeline | Killara High School | Killara | Modern History | DA | |
| 25617 | Oates, Nicole Evangeline | Killara High School | Killara | Visual Arts | DA | |
| 25618 | Obeid, Anita-Louise | St Josephs Catholic High School | Albion Park | Studies of Religion I | DA | |
| 25619 | Obeid, Anita-Louise | St Josephs Catholic High School | Albion Park | Visual Arts | DA | |
| 25620 | Obeid, Omar | Girraween High School | Girraween | English (Advanced) | DA | |
| 25621 | Obern, Alex Robert | Northern Beaches Secondary College Manly Campus | North Curl Curl | Mathematics | DA | |
| 25622 | Oberoi, Noor | Cherrybrook Technology High School | Cherrybrook | Business Studies | DA | |
| 25623 | Obst, Joshua Benjamin | Temora High School | Temora | Industrial Technology | DA | |
| 25624 | Obst, Joshua Benjamin | Temora High School | Temora | Information Processes and Technology | DA | |
| 25625 | Ocray, Charlene Aira | St Marys Senior High School | St Marys | English (Advanced) | DA | |
| 25626 | Ocray, Charlene Aira | St Marys Senior High School | St Marys | French Beginners | DA | |
| 25627 | Odetti, Nina | Emmaus Catholic College | Kemps Creek | Community and Family Studies | DA | |
| 25628 | Odgers, Mira | SCEGGS Darlinghurst | Darlinghurst | Australian Student Prize | ||
| 25629 | Odgers, Mira Alexandra | SCEGGS Darlinghurst | Darlinghurst | All-rounder | ||
| 25630 | Odgers, Mira Alexandra | SCEGGS Darlinghurst | Darlinghurst | Chemistry | DA | |
| 25631 | Odgers, Mira Alexandra | SCEGGS Darlinghurst | Darlinghurst | English (Advanced) | DA | |
| 25632 | Odgers, Mira Alexandra | SCEGGS Darlinghurst | Darlinghurst | Latin Continuers | DA | |
| 25633 | Odgers, Mira Alexandra | SCEGGS Darlinghurst | Darlinghurst | Mathematics Extension 1 | DA | |
| 25634 | Odgers, Mira Alexandra | SCEGGS Darlinghurst | Darlinghurst | Mathematics Extension 2 | DA | |
| 25635 | Odgers, Mira Alexandra | SCEGGS Darlinghurst | Darlinghurst | Physics | DA | |
| 25636 | Odontuyaa, Naranbayar | Sydney Secondary College Blackwattle Bay Campus | Glebe | Business Studies | DA | |
| 25637 | Oeding, Camille Rosemary | Alstonville High School | Alstonville | General Mathematics | DA | |
| 25638 | Oen, Matthew Stewart | Trinity Grammar School | Summer Hill | Business Studies | DA | |
| 25639 | Oen, Matthew Stewart | Trinity Grammar School | Summer Hill | Mathematics | DA | |
| 25640 | Oeng, Kevin | Fairvale High School | Fairfield West | Mathematics | DA | |
| 25641 | Oeng, Kevin | Fairvale High School | Fairfield West | Mathematics Extension 1 | DA | |
| 25642 | Oesterheld, Heather | Brigidine College St Ives | St Ives | Studies of Religion I | DA | |
| 25643 | Oesterheld, Toby Craig | SHORE Sydney Church of England Grammar School | North Sydney | Music 1 | DA | |
| 25644 | Oeurn, Jason | Fairvale High School | Fairfield West | Visual Arts | DA | |
| 25645 | Officer, Charlotte Jane | Barker College | Hornsby | Drama | DA | |
| 25646 | Officer, Charlotte Jane | Barker College | Hornsby | English (Advanced) | DA | |
| 25647 | Officer, Charlotte Jane | Barker College | Hornsby | Legal Studies | DA | |
| 25648 | Ogden, Matthew Phillip | Byron Bay High School | Byron Bay | Personal Development, Health and Physical Education | DA | |
| 25649 | Ogilvie, Flynn | Woonona High School | Woonona | Personal Development, Health and Physical Education | DA | |
| 25650 | Ogilvie, Lauren | Brigidine College Randwick | Randwick | All-rounder | ||
| 25651 | Ogilvie, Lauren | Brigidine College Randwick | Randwick | Chemistry | DA | |