Daverdisse is a municipality located in the Belgian province of Luxembourg. On January 1st, 2004 Daverdisse had a total population of 1,345 (657 males and 688 females). The total area is 56.40 kmē which gives a population density of 23.85 inhabitants per kmē.
The municipality of Daverdisse (1,372 inhabitants on 1 January 2007; 5,640 ha) is the westernmost municipality of the Province of Luxembourg, located 85 km of Arlon in the upper valley of the river Lesse.
Daverdisse was built in a land belonging to the abbey of Stavelot, which granted hereditary rights on pieces of the forest to the colonists.
This is at least the explanation of the nickname given to the inhabitants of Daverdisse, "cousins", according to the dictum A Dafdisse, dès cozins.