| Participante | Cuota | Club | Validado |
| ABDRASHITOV, MARAT | ULTRAMARATHON | INDEPENDENT |  |
| ABELE PLAZA, CHRISTIAN | ULTRAMARATHON | | |
| ABREU PEREZ, JOSE MANUEL | ULTRAMARATHON | CABRA TRAIL | |
| ACOSTA PEREZ, JUAN ROMAN | ULTRAMARATHON | ACOSTA TEAM | |
| AGIRREURRETA ALDASORO, JOKIN | ULTRAMARATHON | | |
| AGIRREZABALA ITURRALDE, IBAN | ULTRAMARATHON | ALDIN KIROL ETA KULTUR ELKARTEA | |
| AGÜERA GONZALEZ, FRANCISCO | ULTRAMARATHON | ULTRAFONDO CHICLANA NOCTURNIS | |
| AGUILAR NÁCHER, DAVID | ULTRAMARATHON | C.A RIBARROJA RIBAPEU | |
| AGUIRRE PLANS, PAU | ULTRAMARATHON | ASS. ESP. ULLASTRELL | |
| AGUSTI PORTOLES, VICENTE | ULTRAMARATHON | INDEPENDIENTE | |
| AICHINGER, DOMINIK | ULTRAMARATHON | UNABHÄNGIG | |
| ALAIZ VALLADARES, VÍCTOR | ULTRAMARATHON | TRAIL QUE ME LO LLEVO | |
| ÁLAMO PERALTA, JUAN LUIS | ULTRAMARATHON | CARUCAT | |
| ALCOCER MARTINEZ, JOSE MARIA | ULTRAMARATHON | CORREMON TRAIL CUENCA | |
| ALEXANDER, DAVID | ULTRAMARATHON | HARMENY ATHLETIC CLUB | |
| ALFIER, ALESSIO | ULTRAMARATHON | TEAM MARTÌN 10ZEROUNO | |
| ALGABA DORADO, ANTONIO | ULTRAMARATHON | INDEPENDIENTE | |
| ALGUETA MARIN, JOSE ANTONIO | ULTRAMARATHON | CLUB ASAMUN | |
| ALMEIDA CALERO, GUSTAVO J. | ULTRAMARATHON | ARISTA | |
| ALMEIDA DÉNIZ, LORENA | ULTRAMARATHON | CD RUNNING PROJECT |  |
| ALONSO BEN, MANUEL | ULTRAMARATHON | CD CORREAYO SPAR TENERIFE | |
| ALONSO CESTEROS, AARON | ULTRAMARATHON | MUNARRIKOLANDA | |
| ALONSO GARCÍA, JOSE FRANCISCO | ULTRAMARATHON | GUAYOTA TRAIL | |
| ALONSO LOPEZ DE LETONA, OSCAR | ULTRAMARATHON | ZIZKIÑO | |
| ÁLVAREZ GARCÍA, ADRIÁN | ULTRAMARATHON | VALLE DE TURON TRAIL RUNNING | |
| ALVAREZ GARCIA, JOSE IGNACIO | ULTRAMARATHON | VALLE DE TURON TRAIL RUNNING | |
| ALVAREZ LEAL, ALBERTO | ULTRAMARATHON | GRAJA TEAM | |
| ÁLVAREZ REYES, MANUEL | ULTRAMARATHON | CORREAYO SPAR TENERIFE | |
| ALVES BATISTA, LUCIANA | ULTRAMARATHON | MONTAÑA PIRINEOS | |
| ALZOLA FARIÑA, LUIS | ULTRAMARATHON | PICHÓN TRAIL PROJECT | |
| ANDERSEN, BO | ULTRAMARATHON | | |
| ANDERSSON, BJÖRN | ULTRAMARATHON | INDEPENDENT | |
| ANDRIOLA, MATTEO | ULTRAMARATHON | TEAM ALDO MORO PALUZZA | |
| ANGRICK, FABIAN | ULTRAMARATHON | | |
| ARANGUREN ALBERDI, BEÑAT | ULTRAMARATHON | | |
| ARAZCONAGA SOTIL, IKER | ULTRAMARATHON | | |
| ARGUELLO MEDINA, IVAN | ULTRAMARATHON | CD HISPATRAIL | |
| ARIAS ESTEBAN, SERGIO ALFONSO | ULTRAMARATHON | TEGORSPORT | |
| ARIAS HAUCK, ROBIN | ULTRAMARATHON | INDEPENDIENTE | |
| ARMAS PÉREZ, MAIKER | ULTRAMARATHON | GARAFÍA INFINITA | |
| ARNOLD, DANIEL | ULTRAMARATHON | ERDNUSSBUTTERRACINGTEAM | |
| ARRAIZA CENOZ, CARLOS | ULTRAMARATHON | | |
| ARREAZA OCAÑA, FRANCISCO | ULTRAMARATHON | TRIJOTE | |
| ARRIZABALAGA, IMANOL | ULTRAMARATHON | INDEPENDIENTE | |
| ARTEAGA BARROSO, ERNESTO | ULTRAMARATHON | | |
| AUGUSTYNOWICZ, ANDRZEJ | ULTRAMARATHON | GRUPA TECHNICZNA | |
| AVELLANEDA, MIGUEL | ULTRAMARATHON | TROTADORS D’ ALGAIDA | |
| AYALA OGUETA, IGOR | ULTRAMARATHON | CXMCMM NOVADIET | |
| AYUT HERNANDEZ, JOSIMAR | ULTRAMARATHON | BREÑAS TRAIL | |
| AZOCAR CARCAMO, ALEJANDRO ANDRES | ULTRAMARATHON | TRAIL RUN 19 | |