Laconi, Làcuni in sardinian language, is a comune (municipality) in the Province of Oristano in the Italian region Sardinia, located about 70 kilometres (43 mi) north of Cagliari and about 40 kilometres (25 mi) east of Oristano.
Laconi borders the following municipalities: Aritzo, Asuni, Gadoni, Genoni, Isili, Meana Sardo, Nuragus, Nurallao, Nureci, Samugheo, Senis, Villanova Tulo.