Mémorial Arsène Grosfils

The Mémorial Arsène Grosfils is a road cycling randonnée organised by Cyclo Naninne in Naninne, near Namur in Wallonia. It is the club's traditional season-opening ride, named in memory of long-time sponsor Arsène Grosfils, and proposes several distances on quiet Walloon roads through the rolling Condroz landscape. The 2026 edition is scheduled for Sunday 13 September with start and finish in the village of Naninne.