This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2003, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 977 | Possingham, Lucy Kathryn | SA | Merit | Mathematical Applications | |
| 978 | Potter, Morgan Jessica | SA | Merit | Health Education | |
| 979 | Price, Natasha Kate | SA | Merit | Work and the Community | |
| 980 | Privopoulos, Elefterios Pantelis | SA | Merit | Mathematical Studies | |
| 981 | Pugh, Karen | SA | Merit | Desktop Publishing | |
| 982 | Pugh, Karen | SA | Merit | Legal Studies | |
| 983 | Purdie, Donna Jane | SA | Merit | Music Individual Study | |
| 984 | Pynor, Erin Kate | SA | Merit | English Studies | |
| 985 | Pynor, Erin Kate | SA | Merit | Legal Studies | |
| 986 | Quach, Franca | SA | Merit | Desktop Publishing | |
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| 987 | Radford, Sarah Jane | SA | Merit | Australian History | |
| 988 | Radice, Raymond | SA | Merit | Economics | |
| 989 | Radloff, Kira Louise | SA | Merit | Studies of Societies | |
| 990 | Rafalowicz, Alex Theodore | SA | Merit | Drama Studies | |
| 991 | Ramsey, Courtney Jane | SA | Merit | Art Practical | |
| 992 | Ramsey, Courtney Jane | SA | Merit | Biology | |
| 993 | Ramsey, Courtney Jane | SA | Merit | Chemistry | |
| 994 | Ramsey, Emma Jane | SA | Merit | Chemistry | |
| 995 | Randall, Ashton Kane | SA | Merit | Design Practical | |
| 996 | Randell, Samuel | SA | Merit | Mathematical Studies | |
| 997 | Raphael, Daniel Buddy | SA | Merit | Legal Studies | |
| 998 | Ratajewski, Adam | SA | Merit | Biology | |
| 999 | Ratajewski, Adam | SA | Merit | Physics | |
| 1000 | Rathjen, Melissa Ann | SA | Merit | Biology | |
| 1001 | Rathjen, Melissa Ann | SA | Merit | English Communications | |
| 1002 | Rayson, Kate | SA | Merit | English Communications | |
| 1003 | Reddy, Joel Andrew | SA | Merit | Physical Education | |
| 1004 | Redman, Jaime Lee | SA | Merit | Work and the Community | |
| 1005 | Reece, Christy Elizabeth | SA | Merit | Physics | |
| 1006 | Renshaw, Scott Thomas | SA | Merit | Design Practical | |
| 1007 | Richards, Kelly Rose | SA | Merit | Physical Education | |
| 1008 | Richardson, Andrea Christine | SA | Merit | English Studies | |
| 1009 | Richardson, Anika | SA | Merit | Geography Studies | |
| 1010 | Richardson, Anika | SA | Merit | Physical Education | |
| 1011 | Richardson, Matthew Stewart | SA | Merit | Physical Education | |
| 1012 | Ridings, Christiaan | SA | Merit | Information Technology | |
| 1013 | Ridnell, Joseph | SA | Merit | English Studies | |
| 1014 | Rieger, Thomas | SA | Merit | Information Technology | |
| 1015 | Riggs, Melanie Jane | SA | Merit | Business Studies | |
| 1016 | Riggs, Melanie Jane | SA | Merit | Mathematical Applications | |
| 1017 | Roberts, Lisa | SA | Merit | Nutrition | |
| 1018 | Roberts, Lisa | SA | Merit | Science | |
| 1019 | Robertson, Alice | SA | Merit | Solo Performance | |
| 1020 | Robertson, Alister | SA | Merit | Technical Graphics | |
| 1021 | Robertson, Caitlin Eve | SA | Merit | Classical Studies | |
| 1022 | Robertson, Kimberley Sarah | SA | Merit | English Communications | |
| 1023 | Robertson, Kimberley Sarah | SA | Merit | Visual Arts Studies | |
| 1024 | Rogers, Kristen Janelle | SA | Merit | Music in Society | |
| 1025 | Rogers, Sally Jo-Anne | SA | Merit | Child Studies | |
| 1026 | Rose, Sarah | SA | Merit | English Communications | |