|
| — S — |
| Oliver Saari | Rafael Sabatini | Fred Saberhagen | Noemí Sabugal | Sara Sacristán |
| Jimina Sadabú | A. L. Sadler | Carlos Sáez Pla | Carl Sagan | Ana Saiz |
| Carlos Saiz Cidoncha | Ana Saiz García | José Manuel Sala Díaz | Vicent Sala Enguix | Diego Salcedo |
| Ian Sales | Emilio Salgari | J. D. Salinger | Tomás Salvador | R. A. Salvatore |
| Anabel Samani | Luciano de Samosata | San Juan | Ramón San Miguel | Guillem Sánchez |
| Juan Miguel G. S. Sánchez | Eugenio Sánchez Arrate | Juanjo Sánchez Arreseigor | Sánchez Ávila | Fermín Sánchez Carracedo |
| José María Sánchez de Toca Catalá | Francisco Javier Sánchez Donate | Alicia Sánchez Martínez | Pilar Sánchez Vicente | Javier Sánchez-Reyes |
| Ramiro Sanchiz | Antonio Sancho Villar | Fraser Sandercombe | William Sanders | Sandro Sandrelli |
| José Miguel Sanfeliú | J. F. Sanmartín | Albert Sans | Felipe Santa-Cruz | José Miguel Santamaría |
| Juan Manuel Santiago | Domingo Santos | Julio César Santoyo | Viktor Saparin | Andrzej Sapkowski |
| Pamela Sargent | Julia Sauleda Suris | Saurio | Arthur Dekker Savage | Vladimir Savcenko |
| Vladimir Savchenko | Robert J. Sawyer | Marc Saylor | Sergio Schaaf | Nat Schachner |
| Nat Schachner | Dore Schary | Stanley Schmidt | James H. Schmitz | Carter Scholtz |
| Darrell Schweitzer | Leonardo Sciascia | Robin Scott | Walter Scott | Christina Scull |
| Richard F. Searight | Álex Sebastián | Valentin Sécher | Alex Segura | Pascual Segura |
| Sally A. Sellers | Víctor Selles | Arthur Sellings | Iulian Semionov | Julio Septién |
| Aránzazu Serrano | Jaime Serrano | Rubén Serrano | Pamela F. Service | William Shakespeare |
| Neil Shapiro | William Shatner | Bob Shaw | Bob Shaw | Irwin Shaw |
| Nisi Shawi | Robert Sheckley | Walter Shedlofsky | Arthur Sheekman | Charles Sheffield |
| Racoona Sheldon | Mary W. Shelley | Lucius Shepard | T. L. Sherred | Lewis Shiner |
| John Shirley | Wilma Shore | Joe Shuster | Neal Shusterman | Dani Sierra |
| Ricardo Silva | Robert Silverberg | Raúl Silvestre | Laura Silvestri | Clifford D. Simak |
| Juan Simeran | Dan Simmons | Louise Simonson | Walter Simonson | Isaac Bashevis Singer |
| Johanna Sinisalo | Óscar Sipán | Carlos Sisi | Michael Skeet | Jack Skillingstead |
| John T. Sladeck | Angela Slatter | Frank G. Slaughter | Henry Slesar | A. C. H. Smith |
| Clark Ashton Smith | Cordwainer Smith | E. E. «doc» Smith | George O. Smith | Michel Marshall Smith |
| Paula Smith | Stephanie A. Smith | Jô Soares | Guillermo Solana | Núria Solanellas |
| Albert Solanes | Aitor Solar | Albert Solé | Pere Soler | José Carlos Somoza |
| David Soriano | Marc R. Soto | Roberto de Sousa Causo | Marcial Souto | Bud Sparhawk |
| Cat Sparks | William Browning Spencer | William Spencer | Steven Spielberg | Norman Spinrad |
| Nancy Springer | Sherwood Springer | Margaret St. Clair | Brian Stableford | H. deVere Stacpoole |
| Henric Stahl | Anna Starobinets | Allen Steele | John Steinbeck | Neal Stephenson |
| Bruce Sterling | Kenneth Sterling | G. B. Stern | Roger Stern | Jacques Sternberg |
| James Stevens Arce | James Stevens-Arce | Lynnda Stevenson | Robert Louis Stevenson | Lewis Stillman |
| S. M. Stirling | Dal Stivens | Bram Stoker | Leslie Frances Stone | Mathew Stover |
| J. Michael Straczynski | Peter Straub | Charles Stross | Arkadi Strugatski | Boris Strugatski |
| Theodore Sturgeon | Snorri Stúrluson | Carlota Suárez | José Antonio Suárez | Lisardo Suárez |
| Patricia Suárez | Carlos Suchowolski | Suetonio | Tim Sullivan | Francisco José Suñer Iglesias |
| J. Paul Suter | Darko Suvin | Curt Swan | Thomas Burnett Swann | Michel Swanwick |
| Jonathan Swift | Rachel Swirsky |
