Last name Marie-Adélaïde (Marie-Adélaïde 
) , worldwide, is a very rare cognomen. The surname Marie-Adélaïde is characteristic of Western Europe, particularly Luxembourg, where it is quite a rare surname. More frequently, Marie-Adélaïde is the forename as well as the last name. Parts of the name also exists independently as a first name Marie, and a first name Adélaïde.