This report shows the 2015 top students in each HSC subject, along with their ranking as assigned by the NSW Education Standards Authority.
Rankings are calculated from student HSC marks in the subject, or, where this results in a tie, from the average of the students' examination and assessment marks.
Students must achieve a band 6 or band E4 result in the relevant subject to appear in this list.
The number of top achievers reported varies from 5 to 20, according to the number of candidates taking each subject.
| 251 | Engineering Studies | Martin, Philip | 10 | Smiths Hill High School | Wollongong |
| 252 | Engineering Studies | Mathew, Koshy Kuruvilla | 10 | Sydney Technical High School | Bexley |
| 253 | Engineering Studies | Sanders, Stephen Alexander | 10 | Coonabarabran High School | Coonabarabran |
| 254 | Engineering Studies | Stanger-Jones, Elijah Benjamin | 10 | Dubbo School of Distance Education | Dubbo |
| 255 | English (Advanced) | Lim, Miao Yunn | 1 | Cherrybrook Technology High School | Cherrybrook |
| 256 | English (Advanced) | Pope, James | 2 | St Josephs College Hunters Hill | Hunters Hill |
| 257 | English (Advanced) | Smolnikov, Andrei | 3 | Rose Bay Secondary College | Dover Heights |
| 258 | English (Advanced) | Segal, Chloe | 4 | Masada College | St Ives |
| 259 | English (Advanced) | Kanagaratnam, Roshana | 5 | Pymble Ladies College | Pymble |
| 260 | English (Advanced) | Zhang, Otto Chong | 6 | North Sydney Boys High School | Crows Nest |
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| 261 | English (Advanced) | Sakiris, Marissa | 7 | Tara Anglican School for Girls | North Parramatta |
| 262 | English (Advanced) | Yu, Xiaoqi Caroline | 7 | Abbotsleigh | Wahroonga |
| 263 | English (Advanced) | Iannotti, Renee | 9 | St Ursulas College | Kingsgrove |
| 264 | English (Advanced) | Zhang, Karen | 10 | Pymble Ladies College | Pymble |
| 265 | English (Advanced) | Weerasinghe, Lakni Shahanika | 11 | Cherrybrook Technology High School | Cherrybrook |
| 266 | English (Advanced) | Chen, Yi Xuan | 12 | Baulkham Hills High School | Baulkham Hills |
| 267 | English (Advanced) | Ruan, Shumi | 13 | Sydney Girls High School | Surry Hills |
| 268 | English (Advanced) | Semsarian, Caitlin Rebecca | 14 | St George Girls High School | Kogarah |
| 269 | English (Advanced) | May, Natasha | 15 | Sydney Girls High School | Surry Hills |
| 270 | English (Advanced) | Gu, Jeffrey Jie | 16 | Baulkham Hills High School | Baulkham Hills |
| 271 | English (Advanced) | Wang, Jenny | 17 | Meriden School | Strathfield |
| 272 | English (Advanced) | Buskariol, Matthew Benjamin | 18 | St Pius X College | Chatswood |
| 273 | English (Advanced) | Chang, William Hai | 18 | Sydney Boys High School | Moore Park |
| 274 | English (Advanced) | Gooch, Portia Leigh | 20 | St Johns College Dubbo | Dubbo East |
| 275 | English (Standard) | Tyson, Sophie | 1 | St Francis De Sales Regional College | Leeton |
| 276 | English (Standard) | Arora, Tanya | 2 | Wyndham College | Quakers Hill |
| 277 | English (Standard) | Fsadni, Catherine | 3 | Engadine High School | Engadine |
| 278 | English (Standard) | Johnson, Tennille | 4 | St Josephs Regional College | Port Macquarie |
| 279 | English (Standard) | Jorgensen, William Hakon | 5 | Marist College Kogarah | Bexley |
| 280 | English (Standard) | Lo, Hiu Tung Stephanie | 6 | Abbotsleigh | Wahroonga |
| 281 | English (Standard) | Fukofuka, Susan | 7 | Callaghan College Jesmond Campus | Jesmond |
| 282 | English (Standard) | Pavlovic, Jeet | 8 | St Clares College | Waverley |
| 283 | English (Standard) | Bow, Shannon Alice | 9 | St Johns College Dubbo | Dubbo East |
| 284 | English (Standard) | Best, Jocelyn | 10 | Engadine High School | Engadine |
| 285 | English (Standard) | Ling, Cheuk Kwan (Camille) | 11 | Abbotsleigh | Wahroonga |
| 286 | English (Standard) | Lane, Lachlan | 12 | St Francis De Sales Regional College | Leeton |
| 287 | English (Standard) | Kelibitaka, Nathalie | 13 | Mount Carmel Catholic College | Varroville |
| 288 | English (Standard) | Sichter, Kaitlyn | 14 | MacKillop College Port Macquarie | Port Macquarie |
| 289 | English (Standard) | Adler, Megan Anne | 15 | St Johns College Dubbo | Dubbo East |
| 290 | English (Standard) | Su, Allan Qisheng | 16 | Marist College Kogarah | Bexley |
| 291 | English (Standard) | Joseph, Christy | 17 | All Saints Catholic Senior College | Casula |
| 292 | English (Standard) | Touma, Kathy | 18 | All Saints Catholic Senior College | Casula |
| 293 | English (Standard) | Kaklamanis, Ari | 19 | Cranbrook School | Bellevue Hill |
| 294 | English (Standard) | Seitaridis, Susie | 20 | St Josephs Catholic High School | Albion Park |
| 295 | English as a Second Language | Sabu, Sruthi Merin | 1 | Strathfield Girls High School | Strathfield |
| 296 | English as a Second Language | Younes, Rand Husam | 2 | Liverpool Girls High School | Liverpool |
| 297 | English as a Second Language | Nguyen, Hien Ivy | 3 | MLC School | Burwood |
| 298 | English as a Second Language | Ho, Kam Man (Valerie) | 4 | Pymble Ladies College | Pymble |
| 299 | English as a Second Language | Zhao, Ziqing | 5 | Abbotsleigh | Wahroonga |
| 300 | English as a Second Language | Phu, Dung Dang Khoa | 6 | Tempe High School | Tempe |