Caselle Landi is a comune in the Province of Lodi in the Italian region Lombardy, located about 70 kilometres southeast of Milan and about 35 kilometres southeast of Lodi. The name "Landi" comes from an ancient Italian noble family name: House of Landi. Caselle Landi borders the following municipalities: Cornovecchio, Meleti, Corno Giovine, Santo Stefano Lodigiano, Castelnuovo Bocca d'Adda, Piacenza, Caorso.