Pabillonis, Pabillonis in the Sardinian language, is a comune in the Province of South Sardinia in the Italian region Sardinia, about 50 kilometres northwest of Cagliari and about 15 kilometres west of Sanluri. Pabillonis borders the following municipalities: Gonnosfanadiga, Guspini, Mogoro, San Gavino Monreale, San Nicolò d'Arcidano, Sardara.