L'acépienne is a running and walking event in Saint-Quentin, Aisne, northern France, with races in June. The running portion features two women's races: a 10 km and a 5 km, each costing 8 euros. The routes are very flat, with approximately 20 meters of elevation gain over 10 km and 10 meters over 5 km.
The event also includes 5 km and 10 km walks, described as pedestrian hikes. Each walk costs 6 euros. ACPI Saint Quentin organizes the event and provides information via a website and Facebook page. The format includes short road distances, low elevation, women's races, and walking options for those seeking a local event without running.