Union Sportive Dax Rugby Landes, also known as US Dax, is a French rugby union club currently playing in Pro D2, the second level of the French league system.

They play at Stade Maurice Boyau (capacity 16,170).

They are based in Dax in the Landes département of Nouvelle-Aquitaine.

Note: Flags indicate national union under World Rugby eligibility rules.

Note: Flags indicate national union under World Rugby eligibility rules.