Aurignac is a commune in the Haute-Garonne department in southwestern France, close to the Pyrénées. It was the seat of the former canton o…Aurignac is a commune in the Haute-Garonne department in southwestern France, close to the Pyrénées. It was the seat of the former canton of Aurignac, which was composed of 19 communes. It is part of the ancient region known as the Comminges.