Fluy () is a commune in the Somme department in Hauts-de-France in northern France.
Fluy is situated on a plateau, at the junction of the D182 and D95 roads, some southwest of Amiens.
The name is recorded in 1066 under the name Floy, in 1638 as Flenuy and in 1657 as the variant Fleuny .
In 1698, the population was 500.
The church of Saint Marie-Madeleine