- Sabire, L. - see Sebire, L.
- Sachse, Arthur Otto (1860 - 1920), Engineer
- Sage, Annie Moriah (1895 - 1969), Nurse
- Sai, Jennifer, Electrical engineer
- Salier, Cecil W.
- Salter, J. P., Electrical engineer
- Sambrook, Joseph Frank (1939 - ), Oncologist
- Sammarco, Paul William (1948 - ), Marine scientist
- Sammit, R., Electrical engineer
- Samuel, Geoffrey, Soil scientist
- Samuels, Leonard Ernest (1922 - ), Metallurgist
- Sandel, Bill (1917 - ), Radio engineer
- Sandeman, Ronald John, Physicist
- Sanders, Harold William (1893 - 1983), Mathematician
- Sanders, John Veysey (1924 - 1987), Physicist and Crystallographer
- Sanderson, J. G., Computer scientist
- Sandes, Francis Percival (1876 - 1945), Surgeon
- Sandford, William (1841 - 1932), Ironmaster
- Sanger, Ruth Ann (1918 - 2001), Haematologist
- Sanson, Gordon Drummon
- Sara, Vicki, Endocrinologist
- Sargeant, Valeska Marie (1902 - ), Nurse
- Sargeson, Alan McLeod (1930 - ), Inorganic chemist
- Sarich, Ralph Tony (1938 - ), Engineer
- Sasse, Wolfgang Hermann Fritz (1928 - ), Chemist
- Saunders, Denis Allan (1947 - ), Animal ecologist and Ornithologist
- Saunders, Edward (1923 - 2005), Business executive and Engineer
- Saunders, Pete - see Saunders, Edward (1923 - 2005), Business executive and Engineer
- Savage, Gregory Paul (Paul) (c. 1965 - ), Chemist
- Savage, Joan Katherine (1913 - ), Dental scientist
- Savage, Robert (1818 - 1888), Agricultural writer and Inventor
- Saville-Kent, William (1845 - 1908), Naturalist and Entomologist
- Sawkins, Evan (1910 - ), Engineer
- Sawyer, Arthur John, Meteorologist
- Saxby, Colin Ambrose (1909 - 1990), Electrical engineer
- Sayce, Edna Dorothy (1895 - 1983), Physicist and Teacher
- Sayce, Eric Loxton (1899 - 1984), Physicist
- Sayce, Octavius Albert (? - 1911), Bacteriologist and Naturalist
- Sayer, George E. J., Engineer
- Scalzo, Joseph, Engineer
- Scammell, Luther Robert (1858 - 1940), Pharmacist
- Scarth-Johnson, Vera (1912 - 1999), Botanical collector and Botanical illustrator
- Schaefer, Gustav Griffin (1913 - 2004), Physicist
- Schaetzel, Stanley Stephen (1924 - ), Aeronautical engineer
- Schaffer, Philip ( - 1828?), Vigneron
- Schafroth, M.R., Physicist
- Schayer, Entomologist
- Schlapp, Herman Henry (1854 - 1938), Metallurgist
- Schleinitz, Georg Gustav Freiherr Von (1834 - 1910), Hydrographer and Governor
- Schlink, Herbert Henry (1883 - 1962), Gynaecologist
- Schlink, Margaret (1916 - ), Obstetrician and Gynaecologist
- Schodde, Richard (1936 - ), Ornithologist
- Scholes, W. Arthur, Antarctic researcher
- Schomburgk, Moritz Richard (1811 - 1891), Botanist
- Scott, Alexander Walker (1800 - 1883), Entomologist and Entrepreneur
- Scott, Alfred Eric (1906 - 1989), Chemist and Scientific editor
- Scott, F., Engineer
- Scott, Gabriele - see Neuhäuser, Gabriele (1911 - ), Zoological collector and Zoologist
- Scott, George Anderson Macdonald (1933 - 1998), Botanist
- Scott, Harriet (1830 - 1907), Naturalist and Artist
- Scott, Helena (1832 - 1910), Naturalist and Artist
- Scott, Herbert Hedley (1866 - 1938), Museum curator and Naturalist
- Scott, James Reid (1839 - 1877), Explorer and Politician
- Scott, Robert Falcon, Antarctic explorer
- Scott, Robert Steel, Industrial chemist
- Scott, Thomas (1800 - 1855), Surveyor
- Scott, Thomas Alison (1777? - 1881), Sugar pioneer
- Scott, William (1825 - 1917), Astronomer and Member of clergy
- Scott, William James (1912 - 1993), Microbiologist
- Scrivener, Charles Robert (1855 - 1923), Surveyor
- Scrope, George Julius Poulett, Geologist
- Seaton, Stuart Luman (1906 - ), Geophysicist
- Seberry, Jennifer Roma (1944 - ), Computer scientist and Educator
- Sebire, L.
- Seddon, Herbert Robert (1887 - 1964), Veterinary scientist
- Sedgwick, Eric Harry (1909 - ), Naturalist and Ornithologist
- Sefton, Ann Elizabeth (1936 - ), Physiologist and Educator
- Seidler, Harry (1923 - ), Architect
- Selby, George William (? - 1950), Electrical engineer and Accountant
- Selby, James, Physician
- Selfe, Norman (1839 - 1911), Engineer and Educator
- Selinger, Benjamin Klaas (1939 - ), Chemist
- Selwyn, Alfred Richard Cecil (1824 - 1902), Geologist
- Seneta, Eugene (1941 - ), Statistician
- Senior, A.H.N.
- Serjeantson, Susan Wyber (1946 - ), Geneticist
- Serventy, Dominic Louis (1904 - 1988), Ornithologist
- Serventy, Vincent Noel (1916 - ), Naturalist, Author and Ornithologist
- Setright, Henry Roy (? - 1942), Engineer and Inventor
- Setzler, Frank Maryl, Archaeologist
- Sewards, Gordon James (1946 - 2000), Chemical engineer, Water supply expert and Environmental engineer
- Sewell, A. P., Engineer
- Sewell, Sidney Valentine (1880 - 1949), Physician
- Sexton, Hannah Mary Helen (1862 - 1950), Surgeon and Gynaecologist
- Shannon, James Stanley (1926 - ), Chemist
- Sharfstein, Lottie, Physician
- Sharkey, J. E., Food technologist
- Sharland, Michael (1899 - 1987), Naturalist, Journalist and Ornithologist
- Sharman, Geoffrey Bruce (1925 - ), Biologist
- Sharp, George, Ornithologist and Prospector
- Sharpe, Alan (1919 - ), Mechanical engineer
- Sharpe, Richard Bowdler (1847 - 1909), Ornithologist
- Shaw, Alfred Eland (? - 1931), Physician and Entomologist
- Shaw, Archibald John (1872 - 1916), Radio pioneer and Priest
- Shaw, Ebenezer (1865 - 1943), Engineer
- Shaw, Edna Mary Anna Jane (1891 - 1974), Matron
- Shaw, Frank Herbert, Chemist
- Shaw, Frederick Stanley (1911 - 1982), aeronautical engineer and Civil engineer
- Shaw, George (1751 - 1813), Naturalist
- Shaw, Peter, Meteorologist
- Shaw, Sydney Herbert (1903 - ), Geophysicist
- Shaw, Thomas (1800? - 1869s), Wool expert
- Shaw, W. Hudson, Aviation historian
- Shean, Ruth (1953 - ), Health administrator
- Sheard, Keith (1903 - 1965), Marine scientist
- Shearer, David (1850 - 1936), Inventor and Agricultural machinery maker
- Shearer, John (1897 - ), Physicist
- Shearman, Rodney Phillip, Obstetrician and Gynaecologist
- Shellshear, Walter (1856 - 1939), Engineer
- Shenton, George (1811 - 1867), Chemist
- Shephard, John (1852 - 1940), Engineer
- Shepherd, Else Egede, Company director
- Shepherd, T., Sheepbreeder
- Shergold, Una, Physician
- Sherrard, Kathleen Margaret Maria (1898 - 1975), Palaeontologist and Geologist
- Sherratt, Timothy Paul (1962 - ), Historian and Science archivist
- Shew, D. I., Microbiologist
- Shields, Archibald John (1914 - 1995), Meteorologist and Teacher
- Shiels, Marjorie (1895 - 1970), Ecologist
- Shine, John (1946 - ), Biochemist and Molecular biologist
- Shipton, Eva Adeline (1900 - ), Pathologist
- Shipton, Warren Arthur (1940 - ), Botanist
- Shirley, John (1849 - 1922), Educator and Naturalist
- Shmith, Harry Woolf, Industrial chemist
- Shoobridge, Louis Manton (1851 - 1939), Agriculturalist and Naturalist
- Shoobridge, Robert Wilkins Giblin (1847 - 1936), Agriculturalist and Innovator
- Shoobridge, William Ebenezer (1846 - 1940), Agriculturalist and Industrial innovator
- Shoppee, Charles William (1904 - 1994)
- Short, Lawrence Neville (1921 - ), Chemist and Educator
- Short, Roger Valentine (1930 - ), Reproductive biologist
- Shortland, John (1769 - 1810), Naval officer
- Shortman, Kenneth Douglas (Ken) (1937 - ), Biochemist
- Shortridge, Guy Chester, Natural history collector
- Siedel, G. E., Geologist
- Siedlecky, Stefania Winifred (1921 - ), Physician, Gynaecologist and Epidemiologist
- Silagy, Christopher Allen (Chris) (1960 - 2001), Physician and Medical educator
- Silberstein, Josef Philipp Otto, Aeronautical scientist
- Simmonds, John Howard (1901 - ), Entomologist and Plant pathologist
- Simmonds, Wilfred John (1918 - 1990), Physiologist and Pathologist
- Simmons, Lewis Michael, Physicist
- Simmons, Roy Thomas (1906 - 1975), Biochemist
- Simon, Leon (1945 - ), Mathematician
- Simon, Phillip, Astronomer
- Simpkinson de Wesselow, Francis Guillemard (1819 - 1906), Artist and Naval Officer
- Simpson, Alfred (1805 - 1891), Manufacturer
- Simpson, Edward Sydney (1875 - 1939), Mineralogist and Chemist
- Simpson, George (1899 - 1960), Obstetrician and Gynaecologist
- Simpson, Ken, Ornithologist and Teacher
- Simpson, Marie - see Brown, Marie (1883 - 1949), Physician
- Simson, Augustus ( - 1918), Entomologist and Naturalist
- Sinclair, Eric (1860 - 1925), Psychiatrist
- Sinclair, James (1809 - 1881), Landscape gardener
- Sinclair, John, Inventor
- Singleton, John (1808 - 1891), Physician and Philanthropist
- Sisely, Lorna Verdun (1916 - 2004), Surgeon
- Sister Ignatius of Jesus - see Abbott, Gertrude (1846 - 1934), Medical administrator and Nun
- Siva, S. P., Electronic engineer
- Skeats, Ernest Willington (1875 - 1953), Geologist
- Skene, J.K.M. (Ken) (1907 - 1981), Chemist
- Skertchly, Sydney Barber Josiah (1850 - 1926), Botanist and Geologist
- Skirving, Robert Scot (1859 - 1956), Medical scientist and Surgeon
- Sklovsky, Grigorij Abramovitch (1915 - 1995), Chemist and Antarctic explorer
- Sklovsky, Grisha - see Sklovsky, Grigorij Abramovitch (1915 - 1995), Chemist and Antarctic explorer
- Skottowe, Thomas, Natural history collector
- Skuse, Frederick A. Askew (c. 1863 - 1896), Entomologist
- Skyllas-Kazakos, Maria (1951 - ), Chemical engineer
- Slater, Edward Charles (1917 - ), Biochemist
- Slater, Patricia Violet (Pat) (1918 - 1990), Nurse and Nurse educator
- Slater, Peter, Artist and Ornithologist
- Slattery, Joseph Patrick (1866 - 1931), Physicist and Cleric
- Slatyer, Ralph Owen (1929 - ), Biologist
- Sleigh, Merilyn Joy (1948 - ), Scientist
- Sloan, Ian Hugh (1938 - ), Mathematician
- Sloan, Judith (1954 - ), Company director
- Sloane, Thomas Gibson (1858 - 1932), Entomologist and Pastoralist
- Smairl, Lilian, Nurse
- Smalley, George Robarts (1822 - 1870), Astronomer
- Smart, K.J., Computer scientist
- Smart, R., Computer scientist
- Smart, Thomas Christie (1816 - 1896), Surgeon and Politician
- Smeal, Glenny (1890 - ), Mathematician
- Smith, A., Botanist
- Smith, A. E., Engineer
- Smith, Alexander Kennedy (1824 - 1881), Engineer and Politician
- Smith, Alfred Mica (Micaiah) (1844 - 1926), Chemist and Teacher
- Smith, Bill - see Smith, W. T. P. (1920 - ), Technical officer and Forecaster
- Smith, D. M., Agricultural scientist
- Smith, Edgar Albert
- Smith, Frank Andrew (Andrew) (1940 - ), Botanist
- Smith, Grafton Elliot (1871 - 1937), Anatomist and Anthropologist
- Smith, Henry George (1852 - 1924), Chemist and Mineralogist
- Smith, Ivy Blanche Irene (1884 - 1975), Teacher and Community worker
- Smith, James Alexander (1862 - 1940), Engineer
- Smith, John, Surgeon
- Smith, John (1821 - 1885), Chemist
- Smith, John McGarvie (1844 - 1918), Bacteriologist and Metallurgist
- Smith, Julian Augustus Romaine (1873 - 1947), Surgeon, Photographer and Inventor
- Smith, Keith Macpherson (1890 - 1955), Aviator
- Smith, Laurence Alec (1944 - ), Ornithologist
- Smith, Len (1920 - ), Forecaster and Meteorological observer
- Smith, Lindsay S., Botanist and Ecologist
- Smith, Louis Lawrence (1830 - 1910), Physician and Politician
- Smith, N. M. H., Electrical engineer
- Smith, Richard (Dick) (c. 1930 - ), Biochemist
- Smith, Richard Bowyer (1837 - 1919), Agricultural machinery maker
- Smith, Ross Macpherson (1892 - 1922), Aviator
- Smith, Sally, Botanist
- Smith, W. T. P. (1920 - ), Technical officer and Forecaster
- Smith, William, Engineer
- Smith, William Beattie (1854 - 1921), Psychiatrist
- Smith, William J.P. (? - 1961), Chemist
- Smith, William Ramsay (1859 - 1937), Naturalist and Anthropologist
- Smith, Winifred Iris - see Mackenzie, Winifred ( - 1972), Physician
- Smithies, Frederick (1885 - 1979), Conservationist and Photographer
- Smith-White, Spencer (1909 - 1998), Biologist
- Smith-White, William Broderick (1909 - 1986), Mathematician
- Smyth, Arthur Bowes (1750 - c. 1790), Surgeon
- Smyth, James Desmond (1917 - 1999), Zoologist
- Smyth, Robert Brough (1830 - 1889), Mining engineer and Meteorologist
- Snape, Brian, Chemist and Ornithologist
- Snodgrass, Rosemary (1943 - ), Nurse administrator
- Snowball, William (1854 - 1902), Physician
- Snyder, Allan Whitenack (1940 - )
- Solander, Daniel (1733 - 1782), Zoologist and Naturalist
- Solomon, David Henry (1929 - ), Chemist
- Solomon, Robert John, Geographer
- Somerset, Henry Beaufort (1906 - 1995), Industrial chemist and Company director
- Somerset, Henry St. John (1875 - 1952), Metallurgist
- Somerville, George, Unknown
- Somerville, Jack Murielle (1912 - 1964), Physicist
- Somerville, John Laird (1899 - 1986), Chemist
- Somerville, William, Chemist
- Sophie Charlotte Klemperer Edle von Klemenau - see Ducker, Sophie Charlotte (1909 - 2004), Botanist
- Sorrell, Tania Christine (1947 - ), Pathologist
- Soul, Caleb (1817 - 1894), Chemist and Druggist
- Souster, J. Eustace Sirrett
- Souter, Charles Henry (1864 - 1944), Physician
- Southcott, Ronald Vernon, Physician
- Spalding, Edward, Entomologist and Taxidermist
- Spawn, A. F., Food technologist
- Specht, Alison, Botanist
- Specht, Raymond Louis (1924 - ), Botanist
- Speedy, Sandra (1946 - ), Psychologist
- Spence, Kenneth Kinross (1895 - ), Entomologist and Physician
- Spence, Susan Hilary (1953 - ), Educator
- Spencer, Walter Baldwin (1860 - 1929), Biologist, Anthropologist and Art patron
- Spicer, Brian Milton (1928 - 2004), Physicist
- Spigl, Hyman Solomon ( - 1962), Astronomer and Surveyor
- Spillane, Kevin Thomas (1929? - ), Meteorologist
- Splatt, Beryl Audrey Pickering, Biochemist
- Spooner, Edgar Clynton Ross (1908 - ), Metallurgist and Chemical engineer
- Spöring, Herman Diedrich (c. 1733 - 1771), Natural history artist
- Sprent, John Frederick Adrian (1915 - ), Veterinary scientist
- Sprigg, Reginald Claude (1919 - 1994), Geologist
- Springthorpe, John William (1855 - 1933), Physician
- Spry, Frank Palmer (1858 - 1922), Entomologist
- Squire, James (1755? - 1822), Brewer and Farmer
- Squires, Patrick (1914 - 1990), Meteorologist and Physicist
- Srinivasan, Mandyam Veerambudi (1948 - ), Electrical engineer and Neurobiologist
- St John, Percival Reginald Harry (1872 - 1944), Botanist and Botanical illustrator
- Stabler, W., Brewer
- Stacey, Frank Donald (1929 - ), Geophysicist
- Stack, Ellen Mary (Ella), Pastoralist and Physician
- Stack, Judith Olga (Judi) (1952 - ), Company director
- Stacy, John Bernard (1903 - ), Radio engineer
- Stacy, John Edward (1799 - 1881), Surgeon and Botanist
- Staiger, Karl Theodor ( - 1888), Chemical analyst and Museum curator
- Stainton, Mary Colleen (1938 - ), Nurse educator
- Stalker, Raymond John (1930 - ), Aeronautical engineer
- Stang, Eleanor Margrethe (1894 - 1978), Physician
- Stang, Rita - see Stang, Eleanor Margrethe (1894 - 1978), Physician
- Stanley, Evan Richard (1885 - 1924), Geologist
- Stanley, Fiona Juliet (1946 - ), Paediatrician and Epidemiologist
- Stanley, George Arthur Vickers (1904 - 1965), Geologist and Petrologist
- Stanley, Neville Fenton (1918 - 1984), Microbiologist
- Stanley, Owen (1811 - 1850), Marine surveyor
- Stanton, Byron Lionel (1891 - 1963), Physician and Pharmacist
- Stanton, R. B. (Robin Barrington?), Computer scientist
- Stanton, Richard Limon (1926 - ), Geologist
- Stanton, Rosemary Alison (1944 - ), Nutritionist and Dietician
- Starkey, William, Manufacturer
- Staunton, Patricia Jane (1946 - ), Lawyer and Nurse
- Stawell, Richard Rawdon (1864 - 1935), Physician
- Stawell, William Foster (1815 - 1889), Science patron, Member of Parliament and Judge
- Stead, Thistle Yolette - see Harris, Thistle Yolette (1902 - 1990), Botanist
- Steel, James Davidson, Veterinary scientist
- Steel, Thomas (1858 - 1925), Chemist and Naturalist
- Steel, Thomas Heron (1912 - 2000), Physician
- Steel, W.H. (1920 - ), Physicist
- Steele, Bertram Dillon (1870 - 1931), Chemist and Pharmacist
- Steele, William Huey (1867 - 1950), Electrical engineer
- Stephen, George Milner (1812 - 1894), Geologist and Faith-healer
- Stephens, Edward William
- Stephens, Henry Douglas (1877 - 1952), Paediatrician
- Stephens, John Gower (1898 - ), Radiotherapist
- Stephens, Thomas (1830 - 1913), Geologist and Educator
- Stephens, William John (1829 - 1890), Naturalist and Geologist
- Stephenson, Dimitrie George (1945 - ), Physiologist
- Stephenson, Neville George (1916 - 1994), Biologist
- Sternhell, Sever (1930 - ), Organic chemist
- Stewart, Alexander Anderson (1874 - 1956), Engineer and Company director
- Stewart, George Alan (Alan) (1922 - ), Agricultural scientist
- Stewart, Ian McColl (1912 - 1994), Chemical engineer
- Stewart, James Douglas (1869 - 1955), Veterinary scientist
- Stewart, John (1810 - 1896), Veterinary surgeon and Politician
- Stewart, John (1832 - 1904), Veterinary surgeon
- Stibbs, Douglas Walter Noble (Walter) (1919 - ), Astronomer and Astrophysicist
- Stibbs, Keith, Technical officer
- Sticht, Robert Carl (1856 - 1922), Metallurgist and Mining engineer
- Sticht, Robert Carl (Jnr) (1895? - 1958), Chemical engineer
- Still, Harry Andrew (1897 - 1966), Assayer
- Still, Jack Leslie (1911 - 2001), Biochemist
- Stillwell, Frank Leslie (1888 - 1963), Geologist and Antarctic explorer
- Stirling, Edward Charles (1848 - 1919), Anthropologist and Physiologist
- Stirling, James (1852 - 1909), Geologist and Botanist
- Stoate, Theodore Norman (1895 - 1979), Forester
- Stock, Alexander (1912 - 1975), Zoologist
- Stocker, John Wilcox (1945 - ), Medical scientist
- Stocklmayer, Sue, Science administrator
- Stodart, Eleanor, Science writer
- Stokes, John Lort (1812 - 1885), Explorer and Hydrographer
- Stokes, Robert Harold (1918 - ), Chemist
- Stokes, Robin - see Stokes, Robert Harold (1918 - ), Chemist
- Stone, Bruce Arthur (1928 - ), Biochemist
- Stone, Emma Constance (1856 - 1902), Physician
- Stone, Francis Ernest Albert (1888 - 1956), Analytical chemist
- Stone, Ilma Grace (1913 - 2001), Bryologist and Botanist
- Stone, Jonathan (1942 - )
- Stone, William (1858 - 1949), Electrical engineer
- Stoneman, Effie - see Stoneman, Ethel Turner (1890 - 1973), Psychologist
- Stoneman, Ethel Turner (1890 - 1973), Psychologist
- Stones, Elsie Margaret (Margaret) (1920 - ), Botanical artist
- Storer, Harold Reginald (Harry) (1907 - ), Meteorological observer and Forecaster
- Storey, John Stanley (1896 - 1955), Industrialist
- Storr, Glen Milton (1921 - 1990), Ornithologist
- Story, David (1940 - ), Pharmacologist
- Story, George Fordyce (1800 - 1885), Naturalist and Physician
- Stout, Reginald William (Reg) (1921 - 2001), Technical officer
- Stranks, Donald Richard (1929 - 1986), Chemist
- Strath, John Alexander Wiseman (1916 - ), Physicist
- Strauss, Werner, Chemical engineer
- Street, Anne Penfold (1932 - ), Mathematician and Educator
- Street, Annette Fay (1948 - ), Nurse educator
- Street, Robert (1920 - ), Physicist
- Street, Ross Howard (1945 - ), Mathematician
- Strehlow, Carl Friedrich Theodor (1871 - 1922), Missionary
- Strehlow, Theodor George Henry (1908 - 1978), Linguist and Ethnologist
- Streich, Victor Franz Paul (? - 1905), Geologist and Mineralogist
- Streten, Neil Anthony (1933 - ), Meteorologist
- Strickland, Shirley - see de la Hunty, Shirley Barbara (1925 - 2004), Conservationist and Educator
- Strickland, Tom Percival, Engineer
- Strom, Alan Gordon (1924 - 2000), Water supply expert and Environmental engineer
- Strong, Hugo
- Strong, Jennifer (1959 - ), Occupational therapist and Educator
- Strutt, William (1825 - 1915), Artist
- Strzelecki, Paul Edmund de (1797 - 1873), Explorer and Mineralogist
- Stuart, Charles (1802 - 1877), Botanist and Natural history collector
- Stuart, Herbert Akroyd (1864 - 1927), Mechanical engineer
- Stuart, John McDouall (1815 - 1866), Explorer and Surveyor
- Stuart, Thomas Peter Anderson (1856 - 1920), Physiologist
- Stubbs, Lionel Leslie, Agricultural chemist
- Stuckey, Joan, Inventor
- Studdert, Virginia Perryman, Veterinarian and Educator
- Stuhlmiller, Cynthia (1956 - ), Nurse educator
- Stump, Claude Witherington (1891 - 1971), Medical scientist
- Sturt, Charles (1795 - 1869), Explorer
- Stutchbury, Samuel (1798 - 1859), Geologist and Biologist
- Styles, James (1841 - 1913), Civil engineer
- Sullivan, Arthur, Explorer
- Sullivan, Colin Edward (1945 - ), Medical educator
- Sullivan, Patrick Joseph (1938 - ), Meteorologist
- Sumeghy, Jozsef Bela (Joe) (1922 - ), Horticulturalist and Agronomist
- Summers, Herbert St John (1876 - 1963), Geologist
- Summerville, William Allan Thompson (1904 - 1980), Entomologist and Agricultural scientist
- Summons, Roger Everett (1946 - ), Geochemist
- Summons, Walter Ernest Isaac (1881 - 1970), Physician
- Sunderland, Sydney (1910 - 1993), Anatomist and Neurologist
- Sunderland, W. T., Engineer
- Süssmilch, Adolph Carl von de Heyde (1875 - 1946), Geologist and Educator
- Sutherland, Alexander (1852 - 1902), Headmaster and Journalist
- Sutherland, Douglas Macnicol (1911 - ), Physicist and Radio engineer
- Sutherland, George (1855 - 1905), Inventor and Journalist
- Sutherland, Grant Robert (1945 - ), Cytogeneticist
- Sutherland, K. N., Mechanical engineer
- Sutherland, Keith Leonard (1916 - 1980)
- Sutherland, Struan Keith (1936 - 2002), Pharmacologist
- Sutherland, Sulina Murray MacDonald (1839 - 1909), Nurse and Child welfare worker
- Sutherland, William (1859 - 1911), Physicist and Physical chemist
- Sutton, Fay (1926 - 2000), Conservationist
- Sutton, George Lowe (1872 - 1964), Agricultural scientist
- Sutton, Harvey Vincent (1882 - 1963), Medical scientist
- Sutton, Henry (1856 - 1912), Inventor
- Sutton, J.W. (1840 - 1913), Engineer
- Sutton, John, Mechanical engineer
- Sutton, John (1866 - 1938), Bank Manager and Ornithologist
- Sutton, Theodore Carlton, Physicist
- Swain, Edward Harold Fulcher (1883 - 1970), Forester
- Swain, Herbert John (1882 - 1959), Engineer and Educator
- Swain, W.D.P., Surgeon
- Swainson, William John (1789 - 1855), Zoologist and Botanist
- Swallow, Thomas (1827 - 1890), Manufacturer
- Swan, Ailsa Macvey (1922 - 1998), Chemist and Conservationist
- Swan, Henry Brisbane (1858 - 1926), Merchant
- Swan, John Melvin (1924 - ), Chemist
- Swan, Keith (1916 - ), Educator and Forecaster
- Swan, Robert Arthur, Writer
- Swanson, Thomas Baikie (1910 - 1995), Chemist
- Swanton, James
- Sweatman, John, Surveyor
- Sweet, George (1844 - 1920), Geologist
- Sweet, Georgina (1875 - 1946), Zoologist
- Swinbank, William Christopher (1913 - 1973), Meteorologist and Physicist
- Swinburne, George (1861 - 1928), Business executive, Politician and Philanthropist
- Swire, B. E., Engineer
- Syer, Thomas D.
- Sykes, Stephen Myles (1918 - 1969), Food scientist
- Syme, George Adlington (1859 - 1929), Surgeon
- Symonds, Richard Gilbert (1810 - 1896), Surveyor
- Symons, Robert Henry (1934 - 2006), Biochemist
- Szekeres, George (1911 - 2005), Mathematician
|