Surname Démarest (Démarest 
) , all around the world, is a very rare cognomen. The family name Démarest is habitual in Western Europe, particularly France, where it is a very rare surname.
Léa, Anne-Héloïse, Sébastien, Stéphanie, François, Christine, Stéphane, Valentin, Nathalie, Jennifer, Delphine, Philippe, Corentin, Mélanie, Justine, Frédéric, Cédric, Johnny, Lionel, Sylvie, Michel, Marine, Laura, Rémy, Kenny, Cindy, Cléa, Alain, Sarah, Manon, Elsa, Camille, and Marie-Françoise