​  ST GIRONS, a town of south-western France, capital of an arrondissement in the department of Ariège, 29 m. W. of Foix by rail. Pop. (1906) 5216. The town is situated on the Salat at the foot of the Pyrenees. There are mineral springs at Audinac in the vicinity, and the watering-place of Aulus, about 20 m. to the S.S.E., is reached by road from St Girons. St Lizier-de-Couserans (q.v.), an ancient episcopal town, is 1 m. N.N.W.