Château Calon-Ségur Marquis de Calon Saint-Estèphe

Château Calon-Ségur is a winery in the Saint-Estèphe appellation of the Bordeaux wine region of France. The wine produced here was classified as one of fourteen Troisièmes Crus Classés in the historic Bordeaux Wine Official Classification of 1855. It is the northernmost classified growth in the Médoc.