 This is the modern name for "Castelnau de Lévézou" which was a translations of the original occitan name "Castèlnòu de Leveson".Castèl-nòu was the occitan, for "chateau neuf", or "new castle".The "De Lézézou" family held the castle and the lands around during the early middle ages until it passed to the House of Arpajon in 1289.In 1759, Louis XV created the Marquisat de Pégayrolles for "Hypolite de Pégayrolles", president of the Toulouse parliament and he took the chateau as his principal residence.