Antoine Warnier (born 24 June 1993) is a Belgian former professional road bicycle racer, who rode professionally between 2013 and 2018 for the Color Code–Biowanze and WB Aqua Protect Veranclassic teams.

[1] Warnier held the mountain jersey for two days at the 2015 Tour de Wallonie.

The following year, Warnier held the mountain jersey for one day and the youth jersey for two days at the 2016 Tour de Wallonie.

In 2017, he competed in Liège–Bastogne–Liège, finishing in 119th place.

[2]