Hôtel de Grimaldi-RégusseThe Hôtel de Grimaldi-Régusse is a listed hôtel particulier in the Aix-en-Provence of France.LocationIt is located at 26, rue de l'Opéra in Aix-en-Provence, in the Villeneuve quarter.HistoryIt was designed by architects Pierre Puget and Thomas Veyrier for Charles de Grimaldi-Régusse in 1680. The facade was designed by architect Laurent Vallon. The ceiling in a drawing-room was painted by Sébastien Barras. The main door is sculpted with designs of lions surrounded by foliage.Heritage significanceIt has been listed as a monument historique since 21 February 1973.