Captal (Lat. capitalis, first, chief ), was a medieval feudal title in Gascony. According to Du Cange the designation was applied loosely to the more illustrious nobles of Aquitaine, counts, viscounts, etc., probably as capitales domini, principal lords, though he quotes more fanciful explanations.
As an actual title the word was used only by the lords of Trene, Puychagut, Epernon and Buch