Beire is a town and municipality in the province and autonomous community of Navarre, in northern Spain. It lies within the broader Navarre region, which stretches from the Pyrenees toward the Ebro valley in the country's north.
As a municipality, Beire is one of the many small local administrative units that make up Navarre, a region with a distinct historical identity and its own institutions within Spain. The town serves as the administrative centre for its surrounding municipal territory.
Beire shares the characteristics common to the small towns of inland Navarre, a predominantly rural area of northern Spain. The municipality is officially recognised under the name Beire, the form used in both Spanish and the region's own toponymy.