William Junior Lecerf

William Junior Lecerf (born 15 October 2002) is a Belgian cyclist, who currently rides for UCI WorldTeam.

Road

 * 2022
 * 4th Overall Giro d'Italia Giovani Under 23
 * 7th Liège–Bastogne–Liège Espoirs


 * 2023
 * 1st Piccolo Giro di Lombardia
 * 3rd Overall Tour du Rwanda
 * 3rd Flèche Ardennaise
 * 4th Overall Tour Alsace
 * 5th Overall Tour de l'Avenir
 * 8th Overall Giro Next Gen
 * 9th Liège–Bastogne–Liège Espoirs


 * 2024 (1 pro win)
 * 1st Stage 4 Tour du Rwanda
 * 2nd Overall AlUla Tour
 * 1st Young rider classification

Cyclo-cross

 * 2018–2019
 * 1st Junior Pétange


 * 2019–2020
 * 1st Junior Overijse
 * Junior Ethias Cross
 * 2nd Essen
 * 2nd Junior Gullegem
 * 2nd Junior Pétange
 * 3rd Junior Wachtebeke