One-day races and Classics Arnaud De Lie (born 16 March 2002) is a Belgian professional cyclist, who currently rides for UCI ProTeam Lotto, having been promoted from the Lotto–Soudal U23 team at the end of the 2021 season.

[5] After his win in Mallorca, he won eight more races in the season, finishing in 13th position in the end of year rankings as the best rider for Lotto–Soudal.

In early May, he took his first UCI ProSeries win at the Grand Prix du Morbihan, before having to abandon the Four Days of Dunkirk on 16 May after falling heavily during the sprint of the first stage in Abbeville.

On September 8, he took his biggest win yet, as well as his first at the UCI WorldTour level, outsprinting Corbin Strong and Michael Matthews at the Grand Prix Cycliste de Québec.

[13] After receiving treatment with antibiotics, he took his first win of the season in late April, defending his title at the Famenne Ardenne Classic.