There are nowadays many studies about aristocratic houses and their decoration. This study on decoration was achieved from the huge corpus of seignorial residences dated between the 13th and the 16th Centuries in the region of Viennois and Grésivaudan where a number of seignorial residences was found. Fifty-three selected sites gathered from a wide investigation were organized in two ways: firstly by documentary research in the archives, the libraries and the center of document resource, secondly by intervention in the studied area. This research focused on different categories of decoration: architectural, figurative, sculptural and painted decor. The research aims to establish the corpus of seigniorial residences which will enable it to s...