This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2021, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 851 | Ong, Leon Chong Shin | SA | Merit | Outdoor Education | |
| 852 | Organ, Caitlin Rose | SA | Merit | Psychology | |
| 853 | Orsillo, Lillian | SA | Merit | Legal Studies | |
| 854 | Orsillo, Lillian | Sacred Heart College | Somerton Park | Gov of SA SACE Award | |
| 855 | Otsuka, Hinako | SA | Merit | Japanese (Continuers) | |
| 856 | Ouyang, Sihui | SA | Merit | Food and Hospitality | |
| 857 | Owen, Braden Phillip | SA | Merit | Research Project B | |
| 858 | Oxford, Hannah Rose Marie | SA | Merit | Society and Culture | |
| 859 | Oxlad, Ryan David | SA | Merit | Industry and Entrepreneurial Solutions | |
| 860 | Oxlad, Ryan David | SA | Merit | Research Project B | |
| 861 | Page, Nikita | Wilderness School | Medindie | Gov of SA SACE Award | |
| 862 | Page, Nikita Lillian | SA | Merit | Mathematical Methods | |
| 863 | Page, Nikita Lillian | SA | Merit | Specialist Mathematics | |
| 864 | Pannu, Mansher Singh | SA | Merit | Research Project B | |
| 865 | Pant, Aashna | SA | Merit | General Mathematics | |
| 866 | Papageorgiou, Vasili | SA | Merit | Research Project B | |
| 867 | Paramasivam, Sahithya | SA | Merit | Research Project B | |
| 868 | Paranavithana, Rajiv | SA | Merit | Mathematical Methods | |
| 869 | Parhas, Panae | SA | Merit | Physical Education | |
| 870 | Park, Gyum | SA | Merit | Chemistry | |
| 871 | Park, Gyum | SA | Merit | Physics | |
| 872 | Park, Gyum | SA | Merit | Research Project B | |
| 873 | Park, Gyum (Clive) | Pembroke School | Kensington Park | Gov of SA SACE Award | |
| 874 | Park, Sean | SA | Merit | Integrated Learning A | |
| 875 | Parker, Amelie Cate | SA | Merit | Research Project B | |
| 876 | Partridge, Joshua | SA | Merit | Media Studies | |
| 877 | Partridge, Joshua | SA | Merit | Society and Culture | |
| 878 | Pascual, Ma Izabelle Paresh | SA | Merit | English | |
| 879 | Patel, Aashvi | SA | Merit | Biology | |
| 880 | Patel, Aashvi | SA | Merit | General Mathematics | |
| 881 | Patel, Hriday | SA | Merit | Chemistry | |
| 882 | Patel, Hriday | SA | Merit | Specialist Mathematics | |
| 883 | Patel, Keya | SA | Merit | Mathematical Methods | |
| 884 | Patel, Shailee Dhaneshkumar | SA | Merit | Essential Mathematics | |
| 885 | Patel, Vraj | SA | Merit | Research Project B | |
| 886 | Paterson, Sophie Matilda | SA | Merit | Essential Mathematics | |
| 887 | Paul, Ashlea | SA | Merit | Religion Studies | |
| 888 | Paul, Ashlea | SA | Merit | Research Project B | |
| 889 | Pavia, Damiano Gabriel | SA | Merit | Biology | |
| 890 | Pavia, Damiano Gabriel | SA | Merit | English | |
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| 891 | Pavia, Damiano Gabriel | SA | Merit | Research Project B | |
| 892 | Payne, Elizabeth Grace | SA | Merit | Outdoor Education | |
| 893 | Pellizzari, Emma | SA | Merit | Digital Communication Solutions | |
| 894 | Percevault, Kyan | SA | Merit | Mathematical Methods | |
| 895 | Percival, Lucy Claire | SA | Merit | Biology | |
| 896 | Percival, Lucy Claire | SA | Merit | English Literary Studies | |
| 897 | Percival, Lucy Claire | SA | Merit | Research Project B | |
| 898 | Percy, Katherine Grace | SA | Merit | English | |
| 899 | Percy, Katherine Grace | SA | Merit | Society and Culture | |
| 900 | Perera, Dinan Sendiv | SA | Merit | Biology | |
| 901 | Perera, Dinan Sendiv | SA | Merit | Chemistry | |
| 902 | Perera, Dinan Sendiv | SA | Merit | Mathematical Methods | |
| 903 | Perera, Dinan Sendiv | SA | Merit | Music Performance - Ensemble | |
| 904 | Perin, Isabella | SA | Merit | Research Project B | |
| 905 | Perry, Kate | SA | Merit | Workplace Practices | |
| 906 | Pessios, Vesace Lourdes | SA | Merit | Business Innovation | |
| 907 | Peters, Helena Jai | SA | Merit | Food and Hospitality | |
| 908 | Pham, Andy | SA | Merit | English | |
| 909 | Pham, Anthony | SA | Merit | Mathematical Methods | |
| 910 | Pham, Anthony | SA | Merit | Physics | |
| 911 | Pham, Anthony | St Peters College | St Peters | Prize: Australian Institute of Physics Prize - Bronze Bragg Medal | Physics |
| 912 | Pham, Phuong Y Nhi | SA | Merit | English as an Additional Language | |
| 913 | Pham, Phuong Y Nhi | SA | Merit | Industry and Entrepreneurial Solutions | |
| 914 | Pham, Phuong Y Nhi | SA | Merit | Research Project B | |
| 915 | Pham, Van-Leon The | SA | Merit | Research Project A | |
| 916 | Phelan, Renae Rosemary | SA | Merit | Research Project B | |
| 917 | Phua, Erica Le-Yi | SA | Merit | Biology | |
| 918 | Piotto, Anton | SA | Merit | Research Project B | |
| 919 | Piyaratna, Malik Enrique | SA | Merit | Robotic and Electronic Systems | |
| 920 | Placucci, Parisa Linda | SA | Merit | Research Project B | |
| 921 | Podreka, Josip Giovanni | SA | Merit | Research Project B | |
| 922 | Politis, Macie Angelique | SA | Merit | Research Project B | |
| 923 | Poolan, Ashleigh Elizabeth | SA | Merit | Research Project B | |
| 924 | Popping, Oscar William | SA | Merit | Research Project B | |
| 925 | Portolesi, Catherine Anne Kay | SA | Merit | Research Project B | |
| 926 | Powell, Ellie-Grace Alice | SA | Merit | English | |
| 927 | Provatas, Alex | SA | Merit | Mathematical Methods | |
| 928 | Pryor, Georgia | SA | Merit | Research Project B | |
| 929 | Psevdos, Christo | SA | Merit | Visual Arts - Design | |
| 930 | Purdie, James | SA | Merit | Society and Culture | |
| 931 | Qin, Matthew Wang | SA | Merit | Biology | |
| 932 | Raftopoulos, Georgia Kate | SA | Merit | Music Explorations | |
| 933 | Raftopoulos, Georgia Kate | SA | Merit | Music Performance - Solo | |
| 934 | Rahimi, Hasina | SA | Merit | Scientific Studies | |
| 935 | Rajapaksha, Dilan Anuradha | SA | Merit | Biology | |
| 936 | Rajapaksha, Dilan Anuradha | SA | Merit | Chemistry | |
| 937 | Rakocevic, Damien | SA | Merit | English | |
| 938 | Ralph, Gemma Hope | SA | Merit | General Mathematics | |
| 939 | Ramsay, Kelly Ann | SA | Merit | General Mathematics | |
| 940 | Ransom, Joel | St Johns Grammar School | Belair | Gov of SA SACE Award | |
| 941 | Rao, Anushka | SA | Merit | English | |
| 942 | Rapuano, Sebastian | SA | Merit | English | |
| 943 | Rapuano, Sebastian | SA | Merit | General Mathematics | |
| 944 | Rapuano, Sebastian | SA | Merit | Research Project B | |
| 945 | Rault, Amelia | SA | Merit | Research Project B | |
| 946 | Ravindra, Neha | SA | Merit | Research Project B | |
| 947 | Ravindran, Sachin | SA | Merit | Chemistry | |
| 948 | Ravindran, Sachin | SA | Merit | Mathematical Methods | |
| 949 | Ravindran, Sachin | SA | Merit | Physics | |
| 950 | Ravindran, Sachin | SA | Merit | Specialist Mathematics | |
| 951 | Raw, Jonathan Samuel | SA | Merit | Research Project B | |
| 952 | Rawlins, Sienna | SA | Merit | Business Innovation | |
| 953 | Rawlins, Sienna | SA | Merit | Child Studies | |
| 954 | Rawlins, Sienna | SA | Merit | Research Project B | |
| 955 | Rees, Marney Victoria | SA | Merit | Mathematical Methods | |
| 956 | Rees, Marney Victoria | SA | Merit | Specialist Mathematics | |
| 957 | Reid, Emma | SA | Merit | Research Project B | |
| 958 | Reimann, Billie Jay | SA | Merit | Research Project B | |
| 959 | Reimers, Kyan | SA | Merit | Mathematical Methods | |
| 960 | Rendell, Isabella Grace | SA | Merit | English | |
| 961 | Reuther, Georgie | SA | Merit | Business Innovation | |
| 962 | Reuther, Georgie | SA | Merit | General Mathematics | |
| 963 | Reuther, Georgie | SA | Merit | Information Processing and Publishing | |
| 964 | Rezaee, Soraya | SA | Merit | Business Innovation | |
| 965 | Ricks, Vanessa Jane | SA | Merit | Research Project B | |
| 966 | Rieck, Sterling James | SA | Merit | Music Performance - Solo | |
| 967 | Rizwan, Abdullah | SA | Merit | Mathematical Methods | |
| 968 | Roberts, Freya | SA | Merit | Visual Arts - Design | |
| 969 | Roberts, Isabel Jane | SA | Merit | Physical Education | |
| 970 | Roberts, Isabel Jane | SA | Merit | Research Project B | |
| 971 | Roberts, Tabitha | SA | Merit | Material Solutions | |
| 972 | Roberts, Tayla | Streaky Bay Area School | Streaky Bay | Gov of SA SACE Award | |
| 973 | Roberts, Tayla Erin | SA | Merit | Outdoor Education | |
| 974 | Roche, Caoimhe | SA | Merit | Essential Mathematics | |
| 975 | Rodger, Phoebe | SA | Merit | Modern History | |
| 976 | Rodgers, Poppy | SA | Merit | Research Project B | |
| 977 | Rogers, Cooper | SA | Merit | Health and Wellbeing | |
| 978 | Rollins, Tahnique Aimee | SA | Merit | Health and Wellbeing | |
| 979 | Romaniuk, Annelise | SA | Merit | Research Project B | |
| 980 | Romaniuk, Clare | SA | Merit | Workplace Practices | |
| 981 | Romeo, Lia | SA | Merit | Child Studies | |
| 982 | Romeo, Lia | SA | Merit | Religion Studies | |
| 983 | Romeo, Lia | SA | Merit | Research Project B | |
| 984 | Ross, Ella Faith | SA | Merit | Outdoor Education | |
| 985 | Ross, Harper | SA | Merit | Society and Culture | |
| 986 | Ross, Kiera Mae | SA | Merit | Research Project B | |
| 987 | Rouski, Hannah | SA | Merit | Essential Mathematics | |
| 988 | Rouvray, Airlie June | SA | Merit | Research Project B | |
| 989 | Rouvray, Cameron Lea | SA | Merit | Research Project A | |
| 990 | Rowley, Kayla | SA | Merit | English | |
| 991 | Ruciak, Ella | SA | Merit | English | |
| 992 | Ryan, Angus Edward | SA | Merit | Outdoor Education | |
| 993 | Ryan, Kenadee | SA | Merit | English | |
| 994 | Saba, Isabella Umberta | SA | Merit | Visual Arts - Art | |
| 995 | Saeed, Reem | SA | Merit | Biology | |
| 996 | Saeed, Reem | SA | Merit | General Mathematics | |
| 997 | Sammon, Elliot Anthony | SA | Merit | English | |
| 998 | Sanders, Jemma Louise | SA | Merit | Creative Arts | |
| 999 | Sandery, Charlie Rose Mulholland | SA | Merit | Outdoor Education | |
| 1000 | Sandhu, Nirbhik Singh | SA | Merit | General Mathematics | |
| 1001 | Sandhu, Nirbhik Singh | SA | Merit | Integrated Learning B | |
| 1002 | Sandhu, Nirbhik Singh | SA | Merit | Workplace Practices | |
| 1003 | Sandow, Eloise | SA | Merit | Nutrition | |
| 1004 | Sangson, Nattanicha Catherine | SA | Merit | Workplace Practices | |
| 1005 | Santosh Olakkengil, Kate | SA | Merit | Essential Mathematics | |
| 1006 | Santosh Olakkengil, Kate | SA | Merit | Psychology | |
| 1007 | Sarah, Alistair Henry | SA | Merit | Business Innovation | |
| 1008 | Sarah, Alistair Henry | SA | Merit | Legal Studies | |
| 1009 | Satanek, Cain | SA | Merit | Research Project B | |
| 1010 | Savas, Anne-Marie | SA | Merit | Politics, Power and People | |
| 1011 | Savas, Anne-Marie | SA | Merit | Research Project B | |
| 1012 | Sawers, Hope Alice Vuyo Penn | SA | Merit | Modern History | |
| 1013 | Scalzi, Nicola | SA | Merit | Research Project B | |
| 1014 | Scassa, Luca | SA | Merit | Food and Hospitality | |
| 1015 | Scheepers, Georgia | SA | Merit | English | |
| 1016 | Schubert, Ryan Steven | SA | Merit | Material Solutions | |
| 1017 | Schutz, Holly | Pedare Christian College | Golden Grove | Gov of SA SACE Award | |
| 1018 | Schwartz, Caleb Benjamin | SA | Merit | Agricultural Systems | |
| 1019 | Scriver, Stefanie Katherine Boyd | SA | Merit | Philosophy | |
| 1020 | Scroop, Lucas | SA | Merit | Chemistry | |
| 1021 | Scroop, Lucas | SA | Merit | English Literary Studies | |
| 1022 | Scroop, Lucas | SA | Merit | Physics | |
| 1023 | Scroop, Lucas | SA | Merit | Research Project B | |
| 1024 | Scroop, Lucas | SA | Merit | Specialist Mathematics | |
| 1025 | Scroop, Lucas | St Johns Grammar School | Belair | Gov of SA SACE Award | |
| 1026 | Searle, Mikala | SA | Merit | Psychology | |
| 1027 | Seifert, Connor William | SA | Merit | Biology | |
| 1028 | Seifert, Connor William | SA | Merit | Chemistry | |
| 1029 | Seifert, Connor William | SA | Merit | Physics | |
| 1030 | Selvanayagam, William Balarajah | SA | Merit | Chemistry | |
| 1031 | Selvanayagam, William Balarajah | SA | Merit | English | |
| 1032 | Selvanayagam, William Balarajah | SA | Merit | German (Continuers) | |
| 1033 | Senarath Parana Yapa, Kavindya Nethmini | SA | Merit | Essential Mathematics | |
| 1034 | Sethi, Karan | SA | Merit | Research Project B | |
| 1035 | Shahid, Shamiama | SA | Merit | English Literary Studies | |
| 1036 | Shahid, Shamiama | SA | Merit | Women's Studies | |
| 1037 | Shaju, Navya | SA | Merit | Biology | |
| 1038 | Shan, Shengxuan | SA | Merit | English Literary Studies | |
| 1039 | Shan, Shengxuan | SA | Merit | Legal Studies | |
| 1040 | Shan, Shengxuan | SA | Merit | Specialist Mathematics | |
| 1041 | Shan, Shengxuan | SA | Merit | Visual Arts - Design | |
| 1042 | Shepperd, Charlie Mark | SA | Merit | General Mathematics | |
| 1043 | Shi, Cindy Jade | SA | Merit | Chinese (Continuers) | |
| 1044 | Sierp, Ruby Odem Olivia | SA | Merit | Research Project B | |
| 1045 | Siggurs, Elliot Grace | SA | Merit | Research Project B | |
| 1046 | Sihota, Shaana Kaur | SA | Merit | Psychology | |
| 1047 | Simmonds, Emily Rose | SA | Merit | General Mathematics | |
| 1048 | Simmonds, Emily Rose | SA | Merit | Psychology | |
| 1049 | Simmonds, Kate Amelia | SA | Merit | Business Innovation | |
| 1050 | Simmonds, Kate Amelia | SA | Merit | General Mathematics | |