1. Marson: A placename

a. a commune and village Châlons-en-Champagne 3 canton, Châlons-en-Champagne, Marne department, Grand Est, France

b. a village in Riou-Marson district, Rou-Marson, Saumur canton, Saumur, Maine-et-Loire department, Pays de la Loire, France