Lituénigo is a municipality in the province of Zaragoza, within the autonomous community of Aragon, Spain. It is located in the comarca of Tarazona y el Moncayo, in the north-western part of the province near the border with Navarre and La Rioja.
The municipality is small and rural, with a population recorded as 123 inhabitants in the 2004 census (INE). Like many villages in the surrounding Moncayo area, it is characterised by a compact historic core of traditional stone and brick buildings, and its economy has historically been based on agriculture.
Lituénigo lies in the foothills of the Moncayo massif, the highest peak in the Iberian System, which dominates the landscape of the region and gives its name to the surrounding comarca.