•
Irene Sabadini, Italian hypercomplex analyst •
Flora Sadler (1912–2000), Scottish mathematician and astronomer •
Cora Sadosky (1940–2010), Argentine-American analyst, president of the Association for Women in Mathematics •
Claudia Sagastizábal, Argentine-Brazilian researcher in convex optimization and energy management •
Ayşe Şahin, Turkish-American expert on dynamical systems •
Laure Saint-Raymond (born 1975), French specialist in partial differential equations, member of the French Academy of Sciences •
Reiko Sakamoto (born 1939), Japanese expert in hyperbolic boundary value problems •
Adriana Salerno (born 1979), Venezuelan-American arithmetic geometer •
Graciela Salicrup (1935–1982), Mexican pioneer in categorical topology •
Judith D. Sally (1937–2024), American researcher in commutative algebra, Noether lecturer •
Sema Salur, Turkish-American differential geometer •
Jean E. Sammet (1928–2017), supervised the first scientific programming group, helped develop COBOL •
Mildred Sanderson (1889–1914), American mathematician, established a correspondence between modular and formal invariants •
Mary Sandoval, American global analyst and spectral geometer •
Marta Sanz-Solé (born 1952), Catalan researcher on stochastic processes, president of the European Mathematical Society •
Winifred Sargent (1905–1979), English researcher on integration theory and BK-spaces •
Alessandra Sarti (born 1974), Italian algebraic geometer, namesake of Sarti surfaces •
Makiko Sasada, Japanese mathematician, expert on hydrodynamic limits of particle systems •
Keri Sather-Wagstaff, American commutative algebraist, academic administrator, and LGBTQ+ activist •
Ruth Lyttle Satter (1923–1989), American researcher on circadian rhythms, namesake of Ruth Lyttle Satter Prize in Mathematics •
Linda Gilbert Saucier (born 1948), American mathematician, prolific textbook author •
Lisa Sauermann (born 1992), German mathematician ranked third in the International Mathematical Olympiad Hall of Fame •
Bonita V. Saunders, American expert on mathematical visualization •
Carla Savage, American researcher on parallel algorithms and combinatorial generation, secretary of AMS •
Cami Sawyer, American and New Zealand expert on distance learning in mathematics •
Karen Saxe, American expert on functional analysis and social choice theory •
Najiba Sbihi (born 1953), Moroccan graph theorist and operations researcher •
Laura Schaposnik (born 1985), Argentine-American algebraic geometer and mathematical physicist •
Renate Scheidler (born 1960), German and Canadian computational number theorist •
Jacquelien Scherpen, Dutch nonlinear control theorist •
Analúcia Schliemann, Brazilian developmental psychologist focusing on mathematical reasoning •
Sibylle Schroll, German representation theorist •
Carol Schumacher (born 1960), Bolivian-born American mathematician, author of inquiry-based learning textbooks •
Jane Cronin Scanlon (1922–2018), American researcher in partial differential equations and mathematical biology •
Alice T. Schafer (1915–2009), American differential geometer, founding member of the Association for Women in Mathematics •
Sakura Schafer-Nameki, German mathematical physicist •
Mary Schaps (born 1948), Israeli mathematician and academic administrator, researcher in deformation theory, group theory, and representation theory •
Doris Schattschneider (born 1939), American mathematician known for writing about tessellations and the art of M. C. Escher •
Michelle Schatzman (1949–2010), French numerical analyst •
Katya Scheinberg, Russian-American expert on derivative-free continuous optimization •
Anne Schilling, American algebraic combinatorialist, representation theorist, and mathematical physicist •
Tamar Schlick, American applied mathematician who develops and applies tools for biomolecule modeling and simulation •
Anja Schlömerkemper (born 1973), German applied mathematician, president of International Society for the Interaction of Mechanics and Mathematics •
Karin Schnass (born 1980), Austrian expert on sparse dictionary learning •
Leila Schneps (born 1961), American-French analytic number theorist and arithmetic geometer, archivist of Grothendieck's works •
Anita Schöbel (born 1969), German operations researcher, expert on optimization for public transportation •
Maria E. Schonbek (born 1979), Argentine-American researcher in fluid dynamics and associated partial differential equations •
Carola-Bibiane Schönlieb (born 1979), Austrian mathematician known for her research in image analysis •
Ida May Schottenfels (1869–1942), American group theorist •
Lynn Schreyer, American applied mathematician, models porous media •
Mary Leontius Schulte (1901–2000), American nun, mathematics educator, and historian of mathematics •
Jennifer Schultens (born 1965), American low-dimensional topologist and knot theorist •
Marie-Hélène Schwartz (1913–2013), French mathematician known for her work on characteristic numbers of spaces with singularities •
Irene Sciriha, Maltese graph theorist •
Jeanette Scissum, American mathematician known for her work on sunspot prediction •
Charlotte Scott (1858–1931), British mathematician who promoted mathematical education of American women •
Elizabeth Scott, American statistician •
Jennifer Scott (born 1960), British numerical analyst •
Catherine Searle, American differential geometer •
Ruthmae Sears, Bahamian-American mathematics educator •
Jennifer Seberry (born 1944), Australian cryptographer, mathematician, and computer scientist, one of the founders of Asiacrypt •
Alexandra Seceleanu, Romanian commutative algebraist •
Rose Whelan Sedgewick (c. 1904–2000), first person to earn a PhD in mathematics from Brown University •
Esther Seiden (1908–2014), Polish-Israeli-American mathematical statistician known for her research on design of experiments and combinatorial design •
Anna Seigal, British applied algebraic geometer •
Annie Selden, American mathematics educator, one of the founders of the Association for Women in Mathematics •
Svetlana Selezneva (born 1963), Russian expert on discrete functions •
Helaine Selin (born 1946), American librarian, historian of science, and ethnomathematician •
Muriel Seltman (1927–2019), British left-wing activist, mathematics educator, historian of mathematics, and author •
Marjorie Senechal (born 1939), American expert on quasicrystals, author on history of science, editor-in-chief of
The Mathematical Intelligencer •
Adélia Sequeira, Portuguese applied mathematician specializing in modeling blood flow •
Sylvia Serfaty (born 1975), French expert on superconductivity, winner of the European Mathematical Society Prize •
Vera Serganova, Russian-American researcher on superalgebras and their representations •
Caroline Series (born 1951), English specialist in hyperbolic geometry, Kleinian groups and dynamical systems •
Lily Serna (born 1986), Israeli-Australian arithmetical guru of the SBS game show
Letters and Numbers •
Maria Serna, Spanish expert on graph layout and adversarial queueing theory •
Cristina Sernadas (born 1951), Portuguese mathematical logician •
Brigitte Servatius (born 1954), Austrian-American expert on matroids and structural rigidity •
Nataša Šešum, expert in geometric flows •
Lena L. Severance (1855–1942), American mathematician, expert on equipollences •
Ingeborg Seynsche (1905–1994), one of the earliest women to earn a doctorate at the University of Göttingen •
Jeanette Shakalli (born 1985), promoter of mathematics in Panama •
Chehrzad Shakiban (born 1951), first Iranian woman with a Ph.D. in mathematics •
Sara Shakulova (1887–1964), Russian mathematician, first female mathematician of Tatar descent •
Betty Shannon (1922–2017), mathematician and human computer, collaborator with husband Claude Shannon •
Zorya Shapiro (1914–2013), Soviet mathematician, educator and translator •
Tatyana Shaposhnikova (born 1946), Russian-Swedish researcher on multipliers in function spaces, partial differential operators, and history of mathematics •
Mei-Chi Shaw (born 1955), Taiwanese-American researcher on partial differential equations •
Mariya Shcherbina (born 1958), Ukrainian expert on random matrices •
Amy Shell-Gellasch, American historian of mathematics and book author •
Diana Shelstad (born 1947), Australian-American mathematician, formulated the fundamental lemma of the Langlands Program •
Wenxian Shen, Chinese-American dynamical systems theorist •
Irina Shevtsova (born 1983), Russian probability theorist •
Brooke Shipley, American expert in homotopy theory and homological algebra •
Rebecca Shipley, British applied mathematician and healthcare engineer •
Tatiana Shubin, Soviet-American mathematician, founder of several mathematics circles •
Patricia D. Shure, American mathematics educator and calculus reformer •
Lesley Sibner (1934–2013), American differential geometer and Hodge theorist, produced a constructive proof of the Riemann–Roch theorem •
Martha Siegel, American probability theorist and mathematics educator •
Anna Sierpińska (born 1947), Polish-Canadian scholar of understanding and epistemology in mathematics education •
Mary Silber, American expert in bifurcation theory and pattern formation •
Alice Silverberg (born 1958), American number theorist and cryptographer •
Ruth Silverman (c. 1936–2011), American computational geometer, founder of Association for Women in Mathematics •
Evelyn Silvia (1948–2006), American functional analyst and mathematics educator •
Rodica Simion (1955–2000), Romanian-American pioneer in the study of permutation patterns •
Valeria Simoncini (born 1966), Italian numerical analyst •
Lao Genevra Simons (1870–1949), American mathematician and historian of mathematics •
Hourya Benis Sinaceur (born 1940), Moroccan expert in the theory and history of mathematics •
Margaret P. Sinclair (1950–2012), Canadian mathematics educator •
Mary Emily Sinclair (1878–1955), American mathematician, first woman to earn a doctorate in mathematics at the University of Chicago •
Nathalie Sinclair (born 1970), Canadian researcher in mathematics education •
Stephanie Singer, American mathematician and politician, author of books on symmetry •
Sue Singer, British mathematics educator, president of Girls' Schools Association and Mathematical Association •
Ajit Iqbal Singh (born 1943), Indian researcher in functional analysis and harmonic analysis •
Sylvia Skan (1897–1972), British applied mathematician known for the Falkner–Skan boundary layer in fluid mechanics •
Jessica Sklar (born 1973), American mathematician interested in abstract algebra, recreational mathematics, and the popularization of mathematics •
Anna Skripka, Ukrainian-American noncommutative analyst •
Gillian Slater, British mathematician and academic administrator, vice chancellor of Bournemouth University •
Lucy Joan Slater (1922–2008), British expert on hypergeometric functions and the Rogers–Ramanujan identities •
Angela Slavova, Bulgarian expert on waves and cellular neural networks, chair of SIAM •
Alice Slotsky, American historian of mathematics and Assyriologist •
Marian Small (born 1948), Canadian proponent of constructivist mathematical instruction •
Ionica Smeets (born 1979), Dutch number theorist and science communicator •
Deirdre Smeltzer (born 1964), American mathematician, mathematics educator, academic administrator, and textbook author •
Sonja Smets, Belgian and Dutch mathematical logician, works on quantum logic and belief revision •
Adelaide Smith (1878–1938), American mathematician, studied and taught internationally •
Clara Eliza Smith (1865–1943), American mathematician specializing in complex analysis •
Daphne L. Smith, first African-American woman to earn a Ph.D. in mathematics at the Massachusetts Institute for Technology •
Karen E. Smith (born 1965), American specialist in commutative algebra and algebraic geometry •
Kate Smith-Miles, Australian applied mathematician, president of Australian Mathematical Society •
Leslie M. Smith (born 1961), American applied mathematician and engineering physicist working in turbulence •
Martha K. Smith, American mathematics educator and non-commutative algebraist •
Stacey Smith?, Australian-Canadian mathematician known for her scientific work on zombies •
Agata Smoktunowicz (born 1973), Polish-Scottish researcher in abstract algebra, constructed noncommutative nil rings •
Nina Snaith (born 1974), British researcher in random matrix theory, quantum chaos, and zeta functions •
Vera Šnajder (1904–1976), Bosnian mathematician, first Bosnian to publish in mathematics, first female dean in Yugoslavia •
Alena Šolcová (born 1950), Czech applied mathematician and historian of mathematics •
Priyanshi Somani (born 1998), Indian mental calculator •
Mary Somerville (1780–1872), Scottish science writer and polymath, one of two first female members of the Royal Astronomical Society •
Christina Sormani, American researcher on Riemannian geometry, metric geometry, and Ricci curvature •
Vera T. Sós (1930–2023), Hungarian number theorist and combinatorialist •
Chris Soteros, Canadian applied mathematician, studies biomolecules and the knot theory of random space curves •
Hortensia Soto, Mexican-American mathematics educator •
Marilda Sotomayor (born 1944), Brazilian mathematician, economist, and game theorist •
Laila Soueif (born 1956), Egyptian mathematics professor and women's rights activist •
Perla Sousi (born 1984), Greek probability theorist •
Diane Souvaine (born 1954), American computational geometer, advocate for women and minorities in mathematics and gender neutrality in teaching •
Ayşe Soysal (born 1948), Turkish mathematician, president of Boğaziçi University •
Angela Spalsbury (born 1967), American functional analyst and academic administrator •
Mary Margaret Speer (1906–1996), American mathematician •
Birgit Speh (born 1949), American expert in Lie groups, namesake of Speh representations •
Domina Eberle Spencer (1920–2022), researcher on electrodynamics and field theory, founded fringe science organization Natural Philosophy Alliance •
M. Grazia Speranza, Italian operations researcher, president of EURO and IFORS •
Pauline Sperry (1885–1967), mathematician, musician, and astronomer, unconstitutionally fired from UC Berkeley for refusing to sign a loyalty oath •
Dolores Richard Spikes (1936–2015), African-American mathematician, first female university chancellor and first female president of a university system in the US •
Nicole Spillane (born 1988), French and Irish applied mathematician •
Vera W. de Spinadel (1929–2017), Argentine-Austrian researcher on metallic means •
Claudia Spiro (1956–2023), American number theorist •
Jean Springer (1939–2007), Jamaican-Canadian specialist in abstract algebra and academic administrator •
Jane Squire (bap. 1686 – 1743), English mathematician studied solutions to finding longitude at sea •
Bhama Srinivasan (1935–2025), representation theorist, president of the Association for Women in Mathematics •
Hema Srinivasan (born 1959), Indian-American mathematician specializing in abstract algebra and algebraic geometry •
Kaye Stacey (born 1948), Australian mathematics educator •
Tanja Stadler (born 1981), German mathematician, expert in phylogenetics •
Gigliola Staffilani (born 1966), Italian-American researcher on harmonic analysis and partial differential equations •
Anna Stafford (1905–2004), one of the first postdoctoral researchers at the Institute for Advanced Study •
Helene Stähelin (1891–1970), Swiss mathematician, editor of Bernoulli family letters, and pacifist •
Gwyneth Stallard, British expert on complex dynamics and the iteration of meromorphic functions •
Katherine E. Stange, Canadian-American number theorist •
Zvezdelina Stankova (born 1969), Bulgarian-American expert on permutation patterns, founder of the Berkeley Math Circle •
Nancy K. Stanton, American researcher on complex analysis, partial differential equations, and differential geometry •
Marion Elizabeth Stark (1894—1982), one of the first female American mathematicians to receive a doctorate •
Anastasia Stavrova, Russian expert in algebraic groups, non-associative algebra, and algebraic K-theory •
Jackie Stedall (1950–2014), British historian of mathematics •
Angelika Steger (born 1962), German-Swiss expert on graph theory, randomized algorithms, and approximation algorithms •
Irene Stegun (1919–2008), American mathematician who edited a classic book of mathematical tables •
Gabriele Steidl (born 1963), German researcher in computational harmonic analysis, convex optimization, and image processing •
Mary Kay Stein, American mathematics educator •
Maya Stein, German-Chilean graph theorist •
Berit Stensønes (born 1956), Norwegian mathematician specializing in complex analysis and complex dynamics •
Elizabeth Stephansen (1872–1961), first Norwegian woman to receive a mathematics doctorate •
Edith Stern (born 1952), child prodigy in mathematics and IBM engineer •
Chris Stevens, American topological group theorist, historian of mathematics, and mathematics educator •
Perdita Stevens (born 1966), British algebraist, theoretical computer scientist, and software engineer •
Lorna Stewart, Canadian graph theorist and graph algorithms researcher •
Alice Christine Stickland (1906–1987), British applied mathematician, expert on radio propagation •
Angeline Stickney (1830–1892), American suffragist, abolitionist, and mathematician, namesake of the largest crater on Phobos •
Doris Stockton (1924–2018), American mathematician and textbook author •
Mechthild Stoer, German applied mathematician and operations researcher, namesake of Stoer-Wagner minimum cut algorithm •
Vesna Stojanoska, Macedonian-American homotopy theorist •
Ruth Stokes (1890–1968), American mathematician, astronomer, and cryptologer, pioneer of linear programming, and founder of Pi Mu Epsilon journal •
Yvonne Stokes, Australian expert on fluid mechanics, mathematical biology, and industrial applications of mathematics •
Emily Stone, American mathematician, works in fluid mechanics and dynamical systems •
Betsy Stovall, American harmonic analyst •
Anita Straker, British mathematics educator, president of the Mathematical Association •
Dona Strauss (born 1934), British mathematician, founder of pointless topology and European Women in Mathematics •
Anne Penfold Street (1932–2016), Australian combinatorialist, third woman mathematics professor in Australia •
Ileana Streinu, Romanian-American computational geometer, expert on kinematics and structural rigidity •
Catharina Stroppel (born 1971), German researcher on representation theory, low-dimensional topology, and category theory •
Marilyn Strutchens (born 1962), African-American mathematics educator •
Tatjana Stykel, Russian-German expert on numerical linear algebra, control theory, and differential-algebraic equations •
Dorothy Geneva Styles (1922–1984), American organist, choir director, composer, poet, and mathematician •
Bella Subbotovskaya (1938–1982), Soviet founder of the Jewish People's University •
Indulata Sukla (born 1944), Indian researcher on Fourier series, author of textbook on number theory and cryptography •
Agnès Sulem (born 1959), French applied mathematician, control theorist, and mathematical finance expert •
Catherine Sulem (born 1957), Algerian-born Canadian mathematician and violinist, expert on singularities in wave propagation •
Nike Sun, American probability theorist studying phase transitions and counting complexity •
Iryna Sushko (born 1967), Ukrainian mathematician, applies nonlinear dynamical systems to economics •
Rosamund Sutherland (1947–2019), British mathematics educator •
Louise Nixon Sutton (1925–2006), first African-American woman to earn a mathematics PhD at New York University •
Thyrsa Frazier Svager (1930–1999), African-American mathematician, donated entire salary to support African-American women in mathematics •
Márta Svéd (–2005), Hungarian-Australian mathematician, wrote about non-Euclidean geometry •
Marcia P. Sward (1939–2008), executive director of the Mathematical Association of America •
Lorna Swain (1891–1936), British fluid dynamics researcher, early female lecturer at Cambridge •
Irena Swanson, Yugoslav-born American commutative algebraist and mathematical quilter •
Henda Swart (1939–2016), South African geometer and graph theorist, editor-in-chief of
Utilitas Mathematica •
Adela Świątek (1945–2019), Polish mathematician and a popularizer of mathematics •
Jennifer Switkes, American mathematics educator and volunteer prison mathematics instructor •
Polly Sy, Filipino functional analyst •
Esther Szekeres (1910–2005), Hungarian-Australian mathematician posed the happy ending problem in discrete geometry •
Ágnes Szendrei, Hungarian-American expert on universal algebra •
Wanda Szmielew (1918–1976), Polish logician who proved the decidability of the first-order theory of abelian groups •
Zofia Szmydt (1923–2010), Polish researcher on differential equations, potential theory and distributions ==T==