This is the SACE Honour Roll, listing every award, merit or prize won by South Australian SACE students in 2020, along with their school and subject details.
The report also includes significant Australian national awards and prizes such as the Australian Student Prize.
| 852 | O'Callaghan, Lauren Grace | SA | Merit | Research Project B | |
| 853 | O'Dea, Anthony | SA | Merit | Research Project B | |
| 854 | O'Dea, Anthony | SA | Merit | Specialist Mathematics | |
| 855 | O'Dea, Lucy | SA | Merit | Psychology | |
| 856 | O'Hara, Luke | SA | Merit | English | |
| 857 | O'Leary, Amy | SA | Merit | English | |
| 858 | O'Leary, Amy | SA | Merit | Research Project B | |
| 859 | O'Loughlin, Jacinta | SA | Merit | Essential English | |
| 860 | Oehler, Josephine | SA | Merit | Biology | |
| 861 | Oehler, Josephine | SA | Merit | Nutrition | |
| 862 | Olszewski, Nikki | SA | Merit | Child Studies | |
| 863 | Olszewski, Nikki | SA | Merit | Religion Studies | |
| 864 | Ong, Gavin Michael | SA | Merit | Mathematical Methods | |
| 865 | Onofrio, Ella | SA | Merit | Research Project B | |
| 866 | Ooi, Sean Xuan Ye | SA | Merit | Accounting | |
| 867 | Owens-Fleetwood, Kaelah | SA | Merit | General Mathematics | |
| 868 | Pabello, Yllor Abal | SA | Merit | Integrated Learning A | |
| 869 | Paddick (Mittal), Shaya Rose | SA | Merit | English | |
| 870 | Paddock, James Robert | SA | Merit | Material Solutions | |
| 871 | Paige, Felicity Jayne | SA | Merit | Agricultural Production | |
| 872 | Pain, Benjamin Jarrad | SA | Merit | Workplace Practices | |
| 873 | Palser, Zachary | SA | Merit | General Mathematics | |
| 874 | Palser, Zachary | SA | Merit | Legal Studies | |
| 875 | Panozzo, Jennifer Hazel | SA | Merit | English | |
| 876 | Paparella, Jordyn Tarquin | SA | Merit | Research Project B | |
| 877 | Papas, Elli | SA | Merit | General Mathematics | |
| 878 | Paranavithana, Shania | SA | Merit | English | |
| 879 | Pardo Teruel, Carolina | SA | Merit | Spanish (Continuers) | |
| 880 | Parhas, Panae | SA | Merit | Psychology | |
| 881 | Parisotto, Alana | SA | Merit | Specialist Mathematics | |
| 882 | Parker, Angus Noah | SA | Merit | Visual Arts - Design | |
| 883 | Parker, Ruby | SA | Merit | Psychology | |
| 884 | Patching, Bernadette | SA | Merit | Legal Studies | |
| 885 | Patel, Hriday | SA | Merit | Biology | |
| 886 | Patel, Hriday | SA | Merit | Mathematical Methods | |
| 887 | Paterson-Cleary, Mackenzie | SA | Merit | Psychology | |
| 888 | Patiniotis, Chloe Jade | SA | Merit | Research Project B | |
| 889 | Patsouris, Angelique Olympia | SA | Merit | English | |
| 890 | Paul, Sian | SA | Merit | Research Project B | |
| 891 | Paull, Mckenna William | SA | Merit | Psychology | |
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| 892 | Pearce, Zacharia | SA | Merit | Research Project B | |
| 893 | Pearl, Lily | SA | Merit | Research Project B | |
| 894 | Pearson-Mckenzie, Jade | SA | Merit | Biology | |
| 895 | Pearson-Mckenzie, Jade | SA | Merit | Psychology | |
| 896 | Pedler, Teagan Shae | SA | Merit | General Mathematics | |
| 897 | Pedler, Teagan Shae | SA | Merit | Psychology | |
| 898 | Penberthy, Sophie | Pulteney Grammar School | Adelaide | Prize: John Lewis Medal and Prize | Geography |
| 899 | Penberthy, Sophie Toula | SA | Merit | Geography | |
| 900 | Penn, Deacon | SA | Merit | English | |
| 901 | Pepe, Isaac | SA | Merit | Scientific Studies | |
| 902 | Perera, Dinan Sendiv | SA | Merit | Music Performance - Solo | |
| 903 | Perry, Laura | SA | Merit | General Mathematics | |
| 904 | Petrucco, Sabrina Grace | SA | Merit | Information Processing and Publishing | |
| 905 | Pham, Anthony | SA | Merit | Research Project B | |
| 906 | Phan, Sian | SA | Merit | Integrated Learning A | |
| 907 | Phan, Thi Hong Minh (Amber) | SA | Merit | English as an Additional Language | |
| 908 | Phan, Trung Vuong Hoai | SA | Merit | Chemistry | |
| 909 | Phang, Yi Hui | SA | Merit | Research Project B | |
| 910 | Phillips, Olivia | SA | Merit | Research Project B | |
| 911 | Piggott, Rose | SA | Merit | English | |
| 912 | Piggott, Rose | SA | Merit | Research Project B | |
| 913 | Piscioneri, Amy | SA | Merit | Research Project B | |
| 914 | Pluckhahn, Kass | SA | Merit | English | |
| 915 | Pole, Alexandra Maelyn | SA | Merit | Research Project B | |
| 916 | Polley, Meg Peake | SA | Merit | Biology | |
| 917 | Pollnitz, Hannah Julie | SA | Merit | General Mathematics | |
| 918 | Ponniah, Joshua Thomas | SA | Merit | Music Performance - Solo | |
| 919 | Ponte, Ryan | SA | Merit | Essential English | |
| 920 | Portelli, Taylor | Eynesbury Senior College | Adelaide | Gov of SA SACE Award | |
| 921 | Porteous, Katherine Anne | SA | Merit | English Literary Studies | |
| 922 | Porter, Mia | SA | Merit | Psychology | |
| 923 | Potter, Georgia Ella | SA | Merit | Biology | |
| 924 | Potter, Georgia Ella | SA | Merit | Research Project B | |
| 925 | Potter, Sam Miles | SA | Merit | Physics | |
| 926 | Powell, Teagan Emma | SA | Merit | Physical Education | |
| 927 | Pratt, Allivia | SA | Merit | Psychology | |
| 928 | Pratt, Allivia | SA | Merit | Religion Studies | |
| 929 | Price, Catherine | SA | Merit | Interdisciplinary Learning and the Community | |
| 930 | Price, Phoebe Clare | SA | Merit | Research Project B | |
| 931 | Priestley, Sean Matthew | SA | Merit | Mathematical Methods | |
| 932 | Priestley, Sean Matthew | SA | Merit | Physics | |
| 933 | Principe, Julia | SA | Merit | Research Project B | |
| 934 | Prior, James Lyle | SA | Merit | Mathematical Methods | |
| 935 | Psevdos, Christo | SA | Merit | Research Project B | |
| 936 | Pudney, Amelia | SA | Merit | Research Project B | |
| 937 | Puust, Jemima | SA | Merit | Tourism | |
| 938 | Quadras, Sheya Cleona | SA | Merit | Biology | |
| 939 | Quadras, Sheya Cleona | SA | Merit | Research Project B | |
| 940 | Queale, Francesca Elizabeth | SA | Merit | General Mathematics | |
| 941 | Quick, Aaron | SA | Merit | English Literary Studies | |
| 942 | Quick, Aaron | SA | Merit | Research Project B | |
| 943 | Rahmanian, Arman | SA | Merit | Mathematical Methods | |
| 944 | Rajendra Kumar, Rahul | SA | Merit | Research Project A | |
| 945 | Ralph, Samuel | SA | Merit | Robotic and Electronic Systems | |
| 946 | Ramirez Torres, Armando Daniel | SA | Merit | Research Project B | |
| 947 | Rathjen, Kate Isabel | SA | Merit | Visual Arts - Art | |
| 948 | Raval, Disha Pankaj | SA | Merit | Research Project B | |
| 949 | Raval, Jayom | SA | Merit | English | |
| 950 | Ravenscroft, Willard | SA | Merit | English | |
| 951 | Ravenscroft, Willard | SA | Merit | Modern History | |
| 952 | Rawat, Rianna Maria | SA | Merit | Biology | |
| 953 | Rawat, Rianna Maria | SA | Merit | General Mathematics | |
| 954 | Rawlings, Benjamin Alan | SA | Merit | Specialist Mathematics | |
| 955 | Rea, Elisha Louise | SA | Merit | Psychology | |
| 956 | Redding, Maddison | SA | Merit | Outdoor Education | |
| 957 | Reilly, Asha Rohan | SA | Merit | General Mathematics | |
| 958 | Rendall, Jackson Frederick | SA | Merit | Chemistry | |
| 959 | Rentis, Elly | SA | Merit | Essential English | |
| 960 | Reubenicht, Zoe | SA | Merit | Religion Studies | |
| 961 | Rice, Harrison Finlay | SA | Merit | Chemistry | |
| 962 | Rice, Harrison Finlay | SA | Merit | English | |
| 963 | Rice, Harrison Finlay | SA | Merit | Research Project B | |
| 964 | Riches, Kaylee | SA | Merit | Workplace Practices | |
| 965 | Rimington, Hugo Dean | SA | Merit | Research Project B | |
| 966 | Rizwan, Abdullah | SA | Merit | Biology | |
| 967 | Rizwan, Abdullah | SA | Merit | Chemistry | |
| 968 | Roberts, Emily | SA | Merit | English | |
| 969 | Roberts, Emily | SA | Merit | Research Project B | |
| 970 | Roberts, Emily | SA | Merit | Society and Culture | |
| 971 | Roberts, Linden Hyacinthus Morgan | SA | Merit | Information Processing and Publishing | |
| 972 | Robinson, Paris | SA | Merit | Business Innovation | |
| 973 | Robinson, Paris | SA | Merit | Drama | |
| 974 | Robinson, Prudence Georgina | SA | Merit | English | |
| 975 | Robinson, Talia | SA | Merit | Chemistry | |
| 976 | Robinson, Talia | SA | Merit | Physics | |
| 977 | Robson, Thomas | SA | Merit | Business Innovation | |
| 978 | Rodrigues, Timothy Louis | SA | Merit | Biology | |
| 979 | Rogers, Manuela Leia | SA | Merit | Biology | |
| 980 | Romaniuk, Annelise | SA | Merit | Food and Hospitality | |
| 981 | Roos, Madeline | SA | Merit | English | |
| 982 | Roos, Madeline | SA | Merit | Geography | |
| 983 | Rose, Claire | SA | Merit | Material Solutions | |
| 984 | Rositano, Laura May | SA | Merit | English | |
| 985 | Rositano, Laura May | SA | Merit | Physical Education | |
| 986 | Ross, Aidan Alexander | SA | Merit | Research Project B | |
| 987 | Rosser, Richard Brian | SA | Merit | English | |
| 988 | Rossi, Jacinta | SA | Merit | Research Project B | |
| 989 | Rossi, Jacinta | SA | Merit | Workplace Practices | |
| 990 | Rothe, Ella Jacinta | SA | Merit | Child Studies | |
| 991 | Rowe, Alexander Joshua | SA | Merit | Physics | |
| 992 | Rozitis-Holding, Sebastian Maximillian | SA | Merit | Mathematical Methods | |
| 993 | Ruddenklau, Lucienne | SA | Merit | Research Project B | |
| 994 | Rulla, Chelsea | SA | Merit | Child Studies | |
| 995 | Russell, Angus James | SA | Merit | Digital Communication Solutions | |
| 996 | Russell, Britney Anne | SA | Merit | Research Project B | |
| 997 | Russell, Hannah | SA | Merit | Religion Studies | |
| 998 | Russell, Harry Charles | SA | Merit | Workplace Practices | |
| 999 | Ryan, Madeline Rose | SA | Merit | Health | |
| 1000 | Saccardo, Nicolas | SA | Merit | Digital Communication Solutions | |
| 1001 | Safi, Hassan | SA | Merit | Research Project B | |
| 1002 | Saji, Christy | SA | Merit | Business and Enterprise | |
| 1003 | Saji, Christy | SA | Merit | English | |
| 1004 | Saji, Christy | SA | Merit | Psychology | |
| 1005 | Sajjad, Noor | SA | Merit | Research Project B | |
| 1006 | Salt, Georgia | SA | Merit | Research Project B | |
| 1007 | Sandercock, Ella | SA | Merit | General Mathematics | |
| 1008 | Sanders, Rachel May | SA | Merit | Material Solutions | |
| 1009 | Sandery, Olivia Kate | SA | Merit | General Mathematics | |
| 1010 | Sandhu, Nimrat Kaur | SA | Merit | English | |
| 1011 | Sandhu, Nirbhik Singh | SA | Merit | English | |
| 1012 | Santhosh, Lijo Sayanth | SA | Merit | Research Project B | |
| 1013 | Santoro, Emily | SA | Merit | General Mathematics | |
| 1014 | Santosh Olakkengil, Kate | SA | Merit | Biology | |
| 1015 | Santosh Olakkengil, Kate | SA | Merit | General Mathematics | |
| 1016 | Sarah, Alistair Henry | SA | Merit | Research Project B | |
| 1017 | Saw, Nigel | SA | Merit | English | |
| 1018 | Sayers, Lily Iris | SA | Merit | Modern History | |
| 1019 | Scamoni, Christian | SA | Merit | Digital Communication Solutions | |
| 1020 | Schenk, Kurt Tyler | SA | Merit | Outdoor Education | |
| 1021 | Schubert, Greer Raelene | SA | Merit | Health | |
| 1022 | Schultz, Henry Walden | SA | Merit | Integrated Learning A | |
| 1023 | Schultz, Henry Walden | SA | Merit | Research Project B | |
| 1024 | Schultz, Lucas | SA | Merit | Material Solutions | |
| 1025 | Schwerdt, Ethan Christopher | SA | Merit | Research Project B | |
| 1026 | Scinto, Angelica | SA | Merit | English | |
| 1027 | Scipioni, Tahlia Laura | SA | Merit | General Mathematics | |
| 1028 | Scipioni, Tahlia Laura | SA | Merit | Physical Education | |
| 1029 | Scipioni, Tahlia Laura | SA | Merit | Research Project B | |
| 1030 | Scott, Abby | SA | Merit | Religion Studies | |
| 1031 | Scott, Nicole | SA | Merit | Tourism | |
| 1032 | Scroop, Lucas | SA | Merit | Japanese (Continuers) | |
| 1033 | Searle, Grace Emily | SA | Merit | Research Project B | |
| 1034 | Seifert, Connor William | SA | Merit | Mathematical Methods | |
| 1035 | Sellvakumaran, Sidhaarath | Westminster School | Marion | Gov of SA Excellence in Modified SACE Award | |
| 1036 | Selva-Nayagam, Vijay Kumar | SA | Merit | Research Project B | |
| 1037 | Selvanayagam, William Balarajah | SA | Merit | Mathematical Methods | |
| 1038 | Semenov, Lucy | SA | Merit | Psychology | |
| 1039 | Sentschuk, Samuel | SA | Merit | English Literary Studies | |
| 1040 | Seppelt, Grace Margaret | SA | Merit | Workplace Practices | |
| 1041 | Sexton, Hannah Claire | SA | Merit | English | |
| 1042 | Shacklock, Oliver Henry Alfred | SA | Merit | Mathematical Methods | |
| 1043 | Shah, Aneri Kartik | SA | Merit | Business Innovation | |
| 1044 | Shah, Jheel Jayant | SA | Merit | English as an Additional Language | |
| 1045 | Shah, Sanjhi | SA | Merit | Essential Mathematics | |
| 1046 | Sharp, Joshua | SA | Merit | Integrated Learning A | |
| 1047 | Sharp, Joshua | SA | Merit | Physics | |
| 1048 | Shearer, Isabel | SA | Merit | Physical Education | |
| 1049 | Shepherdson, Teliah Jade | SA | Merit | Food and Hospitality | |
| 1050 | Shin, Dongwoo | SA | Merit | Mathematical Methods | |
| 1051 | Short, Alexandra | SA | Merit | English | |