Originally from Meuse, Fleury studied in Paris and competes for the Nancy Athlétisme Métropole club.

[2] She won medals at both the 2019 and 2021 European Cross Country Championships, both times in the mixed relay.

[1] In 2021, Fleury was considered the top French 1500 m runner, but in 2022 she was sidelined by a knee injury.

[3] At the 2022 Rabat Diamond League, Fleury missed the 2022 World Athletics Championships standard in the 1500 m by just 58 hundredths of a second.

[4] Fleury won her first international gold medal at the 2022 Mediterranean Games, running 4:13 in the 1500 m final.