|
| — B — |
| Jorge Bacallao | Camil Baciu | Salvador Badía | Jesús Báez Alcalde | Simon Bagley |
| Vandor Bajko | Kage Baker | Clifford Ball | J. G. Ballard | Covadonga Ballestero |
| Ashok K. Banker | Michael A. Banks | Gisela Baños | Almijara Barbero Carvajal | Elia Barceló |
| Miquel Barceló | Alan Barclay | Nicolás Bardio | Néstor Bardisa García | W. S. Baring-Gould |
| Clive Barker | R. H. Barlow | Marcos-Ricardo Barnatán | Stephen Barr | Eugenio Barragán |
| Mario Barranco Navera | Verónica Barrasa Ramos | João Barreiros | J. M. Barrie | José Ángel Barrueco |
| William Barton | E. W. Barton-Wright | Roberto Bartual | José Javier Batallar Gómez | Michael Bateman |
| Harry Bates | Jaime Batlle | Vicki Baum | John Baxter | Stephen Baxter |
| Roberto Bayeto | Juanjo Bazán | Óscar Bazán | Greg Bear | W. G. Beasley |
| Greg Beatty | Charles Beaumont | José Ignacio Becerril | Belén | Aleksandr Beljaev |
| M. Shane Bell | Claire Belmas | Robert Belmas | Fernando Bendala | Hy Bender |
| Héctor Ángel Benedetti | Ruth Benedict | Gregory Benford | Alfonso Bengoechea Miravalles | Alfredo Benítez |
| José Manuel Benítez Ariza | Arturo de Benito y Ruiz de Villa | D. R. Bensen | Thomas Berger | Alberto Berjón |
| Manuel Berlanga | Ruth Berman | Ludo Bermejo | Trajano Bermúdez | Gabriel Bermúdez Castillo |
| César Bernal Prat | E. Bertran Rubio | J. A. Best | Alfred Bester | Esteban Betancour |
| Ambrose Bierce | Earl Derr Biggers | Lloyd Biggle Jr. | Andrés Bigorra | Jon Bilbao |
| Dimitri Bilenkin | Dmitri Bilenkin | Michael Bishop | Terry Bisson | Jerome Bixby |
| Campbell Black | William Blake | M. Blanco Belmonte | Rubén Blanco Domínguez | James P. Blaylock |
| James Blish | Robert Bloch | Fred Blosser | León Bloy | Aliette de Bodard |
| Armando Boix | Nelson Bond | Jesse Bone | José Antonio Bonilla | Jorge Luis Borges |
| Wayne Boring | Thomas Bornemisa | Nuria C. Botey | Juan Jesús Botí Hernández | Anthony Boucher |
| Pierre Boulle | Ben Bova | Marjorie Bowen | Richard Bozart | R. N. Bracewell |
| Leigh Brackett | Ray Bradbury | Marion Zimmer Bradley | Russell Branch | Jonathan Brand |
| Frank Brandon | Alberto Breccia | Irving Brecher | John L. Breen | Joseph Payne Brennan |
| Miles J. Breuer | Grendel Briarton | David Brin | Luis Britto García | Terry Brooks |
| Charles N. Brown | Fredric Brown | H. H. Browning | Mildred Downey Broxon | John Brunner |
| Ed Bryant | Algis Budrys | Pablo Bueno | Emilio Bueso | Carlos Buiza |
| Lois McMaster Bujold | Mikhail Bulgakov | Kir Bulichov | Kenneht Bulmer | David R. Bunch |
| Carlos Burgalera | Estíbaliz Burgaleta | Georgina Burgos Gil | Campo Ricardo Burgos López | Sue Burke |
| T. A. Burns | Edgar Rice Burroughs | Richard Francis Burton | F. M. Busby | Michael Butterworth |
| John Byrne | F. V. Bywater |
