Lot (; ) is a department in the southwest of France named after the Lot River.
Na jugu meji na departma Cher, na zahodu na Loir-et-Cher in Eure-et-Loir, na severu na departmaja regije Île-de-France Essonne in Seine-et-Marne, na vzhodu pa meji na departmaja Yonne in Nièvre (regija Burgundija).