Debutants
Remco Evenepoel is the youngest debutant in Donostia San Sebastian Klasikoa in 2019. There are 60 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | EVENEPOEL Remco | Deceuninck - Quick Step | 19y + 190d |
| 2 | POGAČAR Tadej | UAE Team Emirates | 20y + 316d |
| 3 | HIRSCHI Marc | Team Sunweb | 20y + 344d |
| 4 | NICOLAU Joel | Caja Rural - Seguros RGA | 21y + 223d |
| 5 | SOSA Iván Ramiro | Team INEOS | 21y + 276d |
| 6 | STORK Florian | Team Sunweb | 22y + 98d |
| 7 | HÄNNINEN Jaakko | AG2R La Mondiale | 22y + 109d |
| 8 | HONORÉ Mikkel Frølich | Deceuninck - Quick Step | 22y + 194d |
| 9 | GENIETS Kevin | Groupama - FDJ | 22y + 206d |
| 10 | DUNBAR Eddie | Team INEOS | 22y + 336d |
| 11 | SCOTSON Callum | Mitchelton-Scott | 22y + 358d |
| 12 | GREGAARD Jonas | Astana Pro Team | 23y + 4d |
| 13 | MADOUAS Valentin | Groupama - FDJ | 23y + 22d |
| 14 | WHELAN James | EF Education First | 23y + 23d |
| 15 | TOUZÉ Damien | Cofidis, Solutions Crédits | 23y + 27d |
| 16 | PADUN Mark | Bahrain Merida | 23y + 28d |
| 17 | PARET-PEINTRE Aurélien | AG2R La Mondiale | 23y + 157d |
| 18 | CRAS Steff | Team Katusha Alpecin | 23y + 171d |
| 19 | HAMILTON Lucas | Mitchelton-Scott | 23y + 172d |
| 20 | BARCELÓ Fernando | Euskadi Basque Country - Murias | 23y + 209d |
| 21 | BARTA Will | CCC Team | 23y + 211d |
| 22 | IRISARRI Jon | Caja Rural - Seguros RGA | 23y + 267d |
| 23 | NEVES José | Burgos - BH | 23y + 277d |
| 24 | DLAMINI Nic | Team Dimension Data | 23y + 356d |
| 25 | DAVIES Scott | Team Dimension Data | 23y + 363d |
| 26 | RODRÍGUEZ Óscar | Euskadi Basque Country - Murias | 24y + 89d |
| 27 | RODRÍGUEZ Cristián | Caja Rural - Seguros RGA | 24y + 153d |
| 28 | EG Niklas | Trek - Segafredo | 24y + 209d |
| 29 | CICCONE Giulio | Trek - Segafredo | 24y + 226d |
| 30 | MOLANO Juan Sebastián | UAE Team Emirates | 24y + 272d |
| 31 | BALLERINI Davide | Astana Pro Team | 24y + 316d |
| 32 | KUSS Sepp | Team Jumbo-Visma | 24y + 324d |
| 33 | SERRANO Gonzalo | Caja Rural - Seguros RGA | 24y + 351d |
| 34 | GHEBREIGZABHIER Amanuel | Team Dimension Data | 24y + 351d |
| 35 | GUERREIRO Ruben | Team Katusha Alpecin | 25y + 28d |
| 36 | SESSLER Nícolas | Burgos - BH | 25y + 96d |
| 37 | PETERS Nans | AG2R La Mondiale | 25y + 144d |
| 38 | GAROSIO Andrea | Bahrain Merida | 25y + 240d |
| 39 | BOUWMAN Koen | Team Jumbo-Visma | 25y + 244d |
| 40 | ČERNÝ Josef | CCC Team | 26y + 84d |
| 41 | CAICEDO Jonathan Klever | EF Education First | 26y + 97d |
| 42 | SMITH Dion | Mitchelton-Scott | 26y + 153d |
| 43 | NIBALI Antonio | Bahrain Merida | 26y + 314d |
| 44 | ARCAS Jorge | Movistar Team | 27y + 26d |
| 45 | BARRENETXEA Ander | Euskadi Basque Country - Murias | 27y + 127d |
| 46 | DE TIER Floris | Team Jumbo-Visma | 27y + 195d |
| 47 | PEDRERO Antonio | Movistar Team | 27y + 284d |
| 48 | KONRAD Patrick | BORA - hansgrohe | 27y + 294d |
| 49 | WARBASSE Larry | AG2R La Mondiale | 29y + 36d |
| 50 | ROSSKOPF Joey | CCC Team | 29y + 332d |
| 51 | DECLERCQ Tim | Deceuninck - Quick Step | 30y + 135d |
| 52 | GONÇALVES José | Team Katusha Alpecin | 30y + 171d |
| 53 | WANG Meiyin | Bahrain Merida | 30y + 220d |
| 54 | ZOIDL Riccardo | CCC Team | 31y + 117d |
| 55 | SOUPE Geoffrey | Cofidis, Solutions Crédits | 31y + 134d |
| 56 | HOWES Alex | EF Education First | 31y + 214d |
| 57 | PÉRICHON Pierre-Luc | Cofidis, Solutions Crédits | 32y + 211d |
| 58 | BOLE Grega | Bahrain Merida | 33y + 355d |
| 59 | BOOKWALTER Brent | Mitchelton-Scott | 35y + 168d |
| 60 | LEMOINE Cyril | Cofidis, Solutions Crédits | 36y + 153d |