Atienza (Spanish pronunciation: [aˈtjen.θa]) is a municipality located in the province of Guadalajara, Spain.

According to the 2023 census (INE), the municipality had a population of 434 inhabitants.

There were ancient Celtiberian settlements in the Cerro del Padrastro.

[2] Atienza, as well as the area surrounding it, is located in the transition zone between the Sistema Ibérico and the Sistema Central.

This article about a location in the autonomous community of Castilla–La Mancha, Spain is a stub.