Rugby Club Walferdange, known as "De Renert",^[1] is a francophone rugby union club, based in Walferdange, in central Luxembourg. Luxembourg has no domestic league of its own, so De Renert plays in the German Regional Leagues.

Rugby Club Walferdange

Full name	Rugby Club Walferdange
Union	Luxembourg Rugby Federation
Founded	1990
Location	Walferdange, Luxembourg
Ground(s)	Stade Prince Henri
President	Christophe Carre
Coach(es)	Jean-Jacques Oberst
League(s)	Belgian Fourth Division
Team kit
Official website
[[1] www.walferdange-rugby.lu%20www.walferdange-rugby.lu]]

Walferdange is the second Luxembourg rugby club alongside Rugby Club Luxembourg. The club was founded in 1990.