![](https://upload.wikimedia.org/wikipedia/commons/thumb/e/e6/San_Mart%C3%ADn_de_Unx-PM_32359.jpg/220px-San_Mart%C3%ADn_de_Unx-PM_32359.jpg)
San Martín de Unx (Basque: San Martin Unx or Donamartiri-Untz) is a town and municipality in the province and autonomous community of Navarre, northern Spain.
San Martín de Unx (Basque: San Martin Unx or Donamartiri-Untz) is a town and municipality in the province and autonomous community of Navarre, northern Spain.