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.
| 927 | Papapandazis, Ellen | SA | Merit | Child Studies | |
| 928 | Paphitis, Katherine | SA | Merit | Art Practical | |
| 929 | Paphitis, Katherine | SA | Merit | English Studies | |
| 930 | Parker, Jarrad | SA | Merit | Mathematical Methods | |
| 931 | Parker, Steven Mark | SA | Merit | Mathematical Studies | |
| 932 | Parrish, Tahlia Jayne | SA | Merit | Economics | |
| 933 | Parry, Alexandra | SA | Merit | Biology | |
| 934 | Parry, Alexandra | SA | Merit | Visual Arts Studies | |
| 935 | Partridge, Emma Lee | SA | Merit | English Communications | |
| 936 | Parvar, Saman | SA | Merit | Chemistry | |
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| 937 | Parvar, Saman | SA | Merit | Mathematical Studies | |
| 938 | Parvar, Saman | SA | Merit | Physics | |
| 939 | Parvar, Saman Laleh | Norwood Morialta High School | Magill | Australian Student Prize | |
| 940 | Pascale, Cecilia Katherine | SA | Merit | English Studies | |
| 941 | Paschke, Eliza Randel | SA | Merit | Food and Hospitality | |
| 942 | Paton, Fiona Laura | SA | Merit | Chemistry | |
| 943 | Paton, Fiona Laura | SA | Merit | Mathematical Studies | |
| 944 | Paton, Fiona Laura | SA | Merit | Physics | |
| 945 | Paton, Fiona Laura | Wilderness School | Medindie | Australian Student Prize | |
| 946 | Patrick, Rachel Emma | SA | Merit | Outdoor Education | |
| 947 | Paul, Kylie Cherie | SA | Merit | Child Studies | |
| 948 | Paul, Kylie Cherie | SA | Merit | Desktop Publishing | |
| 949 | Pavliv, Olesia | SA | Merit | Biology | |
| 950 | Pearce, David Jumin | SA | Merit | Mathematical Studies | |
| 951 | Pearson, Elissa Lee | SA | Merit | Health Education | |
| 952 | Pearson, Michelle Lee | SA | Merit | Performance Special Study | |
| 953 | Pearson, Michelle Lee | SA | Merit | Solo Performance | |
| 954 | Peirawan, Safin | SA | Merit | Lifestyles and the Community | |
| 955 | Penglis, Irini | SA | Merit | Classical Studies | |
| 956 | Penglis, Irini | SA | Merit | Modern History | |
| 957 | Penn, Belinda | SA | Merit | Desktop Publishing | |
| 958 | Penny, Craig John | SA | Merit | Japanese (Accelerated) | |
| 959 | Perrie, Rebecca Lauren | SA | Merit | Nutrition | |
| 960 | Perrott, Jasmine Krystal | SA | Merit | Child Studies | |
| 961 | Pham, Richard | SA | Merit | Solo Performance | |
| 962 | Phillipps, Joshua | SA | Merit | Technical Graphics | |
| 963 | Phillips, Soraya Alexandra | SA | Merit | Science and the Community | |
| 964 | Photakis, Nina Rose | SA | Merit | Solo Performance | |
| 965 | Pietsch, Antony Rene Juers | SA | Merit | Performance Special Study | |
| 966 | Pietsch, Antony Rene Juers | SA | Merit | Solo Performance | |
| 967 | Pietsch, Martin Robert | SA | Merit | Mathematical Studies | |
| 968 | Pietsch, Simon Timothy | SA | Merit | Mathematical Studies | |
| 969 | Pigazzini, Anna | SA | Merit | Italian (Continuers) | |
| 970 | Pike, Miranda Adele | SA | Merit | Aboriginal Studies | |
| 971 | Pillen, Heath Ryan | SA | Merit | Biology | |
| 972 | Pitman, Kate Yvonne | SA | Merit | Physical Education | |
| 973 | Plarinos, Maria | SA | Merit | English Studies | |
| 974 | Pohlenz, Sam Karl | SA | Merit | Mathematical Studies | |
| 975 | Polkinghorne, Celia Louise | SA | Merit | Drama Studies | |
| 976 | Porter, Victoria Constance | SA | Merit | Physical Education | |