This is the NSW HSC Honour Roll, listing every award or prize won by New South Wales HSC students in 2018, 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.
| 6758 | Cowan, Jackson Ashley | SHORE Sydney Church of England Grammar School | North Sydney | Mathematics General 2 | DA | |
| 6759 | Coward, Sophie | Riverside Girls High School | Gladesville | Design and Technology | DA | |
| 6760 | Coward, Sophie | Riverside Girls High School | Gladesville | Personal Development, Health and Physical Education | DA | |
| 6761 | Cowdery, Mitchell James | Barker College | Hornsby | Earth and Environmental Science | DA | |
| 6762 | Cowdery, Mitchell James | Barker College | Hornsby | Mathematics | DA | |
| 6763 | Cowdery, Mitchell James | Barker College | Hornsby | Mathematics Extension 1 | DA | |
| 6764 | Cowdery, Mitchell James | Barker College | Hornsby | Music 1 | DA | |
| 6765 | Cowdery, Mitchell James | Barker College | Hornsby | Earth and Environmental Science | Subject rank | 10 |
| 6766 | Cowell, James Steven | The Riverina Anglican College | Wagga Wagga | Industrial Technology | DA | |
| 6767 | Cowell, Olivia Anne | The Scots School Albury | Albury | Biology | DA | |
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| 6768 | Cowen, Bruno | Rose Bay Secondary College | Dover Heights | English (Advanced) | DA | |
| 6769 | Cowen, Bruno | Rose Bay Secondary College | Dover Heights | Legal Studies | DA | |
| 6770 | Cowen, Bruno | Rose Bay Secondary College | Dover Heights | Music 1 | DA | |
| 6771 | Cowen, Bruno | Rose Bay Secondary College | Dover Heights | Visual Arts | DA | |
| 6772 | Cowgill, Aish | MacKillop College Bathurst | Bathurst | English (Advanced) | DA | |
| 6773 | Cowgill, Aish | MacKillop College Bathurst | Bathurst | Mathematics General 2 | DA | |
| 6774 | Cowgill, Aish | MacKillop College Bathurst | Bathurst | Modern History | DA | |
| 6775 | Cowgill, Nathan James | Kiama High School | Kiama | Mathematics Extension 1 | DA | |
| 6776 | Cowie, Luke | Camden High School | Camden | Mathematics | DA | |
| 6777 | Cowie-Willox, Joshua | Pennant Hills High School | Pennant Hills | Software Design and Development | DA | |
| 6778 | Cowley, Annabel | Santa Sabina College | Strathfield | Design and Technology | DA | |
| 6779 | Cowley, Annabel | Santa Sabina College | Strathfield | Studies of Religion I | DA | |
| 6780 | Cowley, Ethan | Cronulla High School | Cronulla | Music 1 | DA | |
| 6781 | Cox, Abby | Arndell Anglican College | Oakville | Music 1 | DA | |
| 6782 | Cox, Aeddan | Richmond High School | Richmond | Senior Science | DA | |
| 6783 | Cox, Annaliese | Broughton Anglican College | Menangle Park | Legal Studies | DA | |
| 6784 | Cox, Eloise | St Columba Anglican School | Port Macquarie | Dance | DA | |
| 6785 | Cox, Emily | Northern Beaches Secondary College Mackellar Girls Campus | Manly Vale | Biology | DA | |
| 6786 | Cox, Emily | Northern Beaches Secondary College Mackellar Girls Campus | Manly Vale | English (Advanced) | DA | |
| 6787 | Cox, Emily | Northern Beaches Secondary College Mackellar Girls Campus | Manly Vale | Mathematics General 2 | DA | |
| 6788 | Cox, Emily | Northern Beaches Secondary College Mackellar Girls Campus | Manly Vale | Modern History | DA | |
| 6789 | Cox, Emma | Roseville College | Roseville | Mathematics | DA | |
| 6790 | Cox, Georgia Elizabeth | Hunter Valley Grammar School | Ashtonfield | Senior Science | DA | |
| 6791 | Cox, Isabelle | Lambton High School | Lambton | All-rounder | ||
| 6792 | Cox, Isabelle | Lambton High School | Lambton | Ancient History | DA | |
| 6793 | Cox, Isabelle | Lambton High School | Lambton | Biology | DA | |
| 6794 | Cox, Isabelle | Lambton High School | Lambton | English (Advanced) | DA | |
| 6795 | Cox, Isabelle | Lambton High School | Lambton | Modern History | DA | |
| 6796 | Cox, Lachlan | Chevalier College | Burradoo | Mathematics General 2 | DA | |
| 6797 | Cox, Mackenzie | Woolooware High School | Woolooware | Visual Arts | DA | |
| 6798 | Cox, Natalie Grace | Newcastle High School | Hamilton | Community and Family Studies | DA | |
| 6799 | Cox, Natalie Grace | Newcastle High School | Hamilton | Food Technology | DA | |
| 6800 | Cox, Natalie Grace | Newcastle High School | Hamilton | Mathematics General 2 | DA | |
| 6801 | Cox, Natalie Grace | Newcastle High School | Hamilton | Mathematics General 2 | Subject rank | 1 |
| 6802 | Coyle, Anthony Ronald | All Saints College St Marys Campus | Maitland | Music 1 | DA | |
| 6803 | Coyle, Claire | Trinity Anglican College Albury | Thurgoona | Mathematics General 2 | DA | |
| 6804 | Coyle, Phoebe | Ku-ring-gai High School | North Turramurra | Personal Development, Health and Physical Education | DA | |
| 6805 | Coyle, Phoebe | Ku-ring-gai High School | North Turramurra | Society and Culture | DA | |
| 6806 | Coyne, Zoe | Mercy Catholic College | Chatswood | Ancient History | DA | |
| 6807 | Coyne, Zoe | Mercy Catholic College | Chatswood | Mathematics General 2 | DA | |