José Peirats Valls (1908–1989) was a Spanish anarchist, activist, journalist and historian.

Peirats was born on March 15, 1908, in La Vall d'Uixó, Province of Castellón.

[1] He was the second child of Jose Peirats Dupla and Teresa Valls Rubert, who were day laborers, working as espadrille makers (espardenyers).

He was a long-standing member of the Confederación Nacional del Trabajo (CNT) and at one point edited its newspaper, Solidaridad Obrera ('Workers Solidarity').

[3] He was also a member of the federation of anarchist affinity groups, the Federación Anarquista Ibérica (FAI).