Marquess of Saint-Floris
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Marquess of Saint-Floris (Markies van Sint-Floris / Marquis de Saint-Floris) was a French noble title, belonging to the Picardian nobility. Saint-Floris is a town in former Flanders.
The title was created in 1674 by king Louis XIV for the House of Ghistel. However, the Lords of Saint-Floris belonged to old Flemish nobility, their descendants were incorporated by the French Crown. The title belonged to the Spanish Grandeza.[1]