Youngest riders on WorldTour teams in 2025. The age is taken at the start of the contract, which is in general January 1. Excluding trainees.
| # | Rider | Team | Age at start contract |
|---|---|---|---|
| 1 | Seixas Paul | Decathlon AG2R La Mondiale Team | 18y + 99d |
| 2 | Withen Philipsen Albert | Lidl - Trek | 18y + 120d |
| 3 | Torres Pablo | UAE Team Emirates - XRG | 19y + 52d |
| 4 | Eržen Žak | Bahrain - Victorious | 19y + 74d |
| 5 | August Andrew | INEOS Grenadiers | 19y + 81d |
| 6 | Brennan Matthew | Team Visma | Lease a Bike | 19y + 148d |
| 7 | Beloki Markel | EF Education - EasyPost | 19y + 158d |
| 8 | Bisiaux Léo | Decathlon AG2R La Mondiale Team | 19y + 322d |
| 9 | Chamberlain Oscar | Decathlon AG2R La Mondiale Team | 19y + 352d |
| 10 | Nordhagen Jørgen | Team Visma | Lease a Bike | 19y + 357d |
| 11 | Pescador Diego | Movistar Team | 20y + 11d |
| 12 | Martinez Guillermo Juan | Team Picnic PostNL | 20y + 41d |
| 13 | Herzog Emil | Red Bull - BORA - hansgrohe | 20y + 87d |
| 14 | Ermakov Roman | Bahrain - Victorious | 20y + 87d |
| 15 | Isidore Noa | Decathlon AG2R La Mondiale Team | 20y + 106d |
| 16 | Lozouet Léandre | Arkéa - B&B Hotels | 20y + 120d |
| 17 | Koerdt Bjorn | Team Picnic PostNL | 20y + 165d |
| 18 | Christen Jan | UAE Team Emirates - XRG | 20y + 189d |
| 19 | Dhondt Robbe | Team Picnic PostNL | 20y + 190d |
| 20 | Van Mechelen Vlad | Bahrain - Victorious | 20y + 213d |
| 21 | Gruel Thibaud | Groupama - FDJ | 20y + 245d |
| 22 | Faure Prost Alexy | Intermarché - Wanty | 20y + 254d |
| 23 | Magnier Paul | Soudal Quick-Step | 20y + 262d |
| 24 | Huising Menno | Team Visma | Lease a Bike | 20y + 268d |
| 25 | Leonard Michael | INEOS Grenadiers | 20y + 281d |
| 26 | Tarling Joshua | INEOS Grenadiers | 20y + 321d |
| 27 | Shmidt Artem | INEOS Grenadiers | 20y + 337d |
| 28 | Morgado António | UAE Team Emirates - XRG | 20y + 339d |
| 29 | Raccagni Noviero Andrea | Soudal Quick-Step | 20y + 341d |
| 30 | van der Meulen Max | Bahrain - Victorious | 20y + 354d |
| 31 | del Toro Isaac | UAE Team Emirates - XRG | 21y + 35d |
| 32 | Pellizzari Giulio | Red Bull - BORA - hansgrohe | 21y + 41d |
| 33 | Nerurkar Lukas | EF Education - EasyPost | 21y + 48d |
| 34 | Behrens Niklas | Team Visma | Lease a Bike | 21y + 56d |
| 35 | Bruttomesso Alberto | Bahrain - Victorious | 21y + 63d |
| 36 | Maisonobe Sam | Cofidis | 21y + 115d |
| 37 | Romele Alessandro | XDS Astana Team | 21y + 124d |
| 38 | Romeo Iván | Movistar Team | 21y + 138d |
| 39 | Rolland Brieuc | Groupama - FDJ | 21y + 141d |
| 40 | Del Grosso Tibor | Alpecin - Deceuninck | 21y + 158d |
| 41 | Simmons Colby | EF Education - EasyPost | 21y + 166d |
| 42 | Hajek Alexander | Red Bull - BORA - hansgrohe | 21y + 166d |
| 43 | Martinez Lenny | Bahrain - Victorious | 21y + 174d |
| 44 | Hagenes Per Strand | Team Visma | Lease a Bike | 21y + 175d |
| 45 | Rafferty Darren | EF Education - EasyPost | 21y + 184d |
| 46 | Mihkels Madis | EF Education - EasyPost | 21y + 215d |
| 47 | Thierry Pierre | Arkéa - B&B Hotels | 21y + 215d |
| 48 | Le Huitouze Eddy | Groupama - FDJ | 21y + 273d |
| 49 | Skerl Daniel | Bahrain - Victorious | 21y + 286d |
| 50 | Poole Max | Team Picnic PostNL | 21y + 306d |