Pilar Zabala Aguirre (Legazpi, Gipuzkoa, 13 October 1951) is a Spanish researcher, writer, and professor at the Universidad Autónoma de Yucatán.

Her research interests include taxation in Castile during the 16th century, the colonial history of Yucatán, and the culture of the Basque exile generated by the Spanish Civil War of 1936.

Shortly after her birth, the family moved to San Sebastián, the capital of Gipuzkoa, where she spent his childhood and adolescence.

In 1991, directed by Professor José Ignacio Fortea, she presented her doctoral thesis Política fiscal y Administración de Alcabalas en la Corona de Castilla en el Siglo XVI, a reference work in this specialty,[1][2] and received her Ph.D. in history from the University of Cantabria (Spain).

She belongs to the Asociación Hamaika Bide [es] (Association for the Study of Basque Exiles).